List of MODS elements

= Metadata Object Description Schema = The Metadata Object Description Schema (MODS) is an XML Schema for, among others, bibliographic records, derived from the widely used, but aged and highly complex MARC format. MODS records can have the following fields, with most of them allowed to be omitted and to occur more than once :
 * titleInfo: can be optionally typed as abbreviated, translated, alternative, or uniform
 * title: the main title of a resource, i.e., the title normally used when citing the resource
 * subTitle: the remainder of the title information after the title proper
 * partNumber: slot for series designators, etc.; used more often in host resources, e.g. journals (see relatedItem below) than for individual articles
 * partName: slot for series names, etc.; used more often in host resources, e.g. journals (see below) than for individual articles
 * nonSort: contains a prefix of the title to ignore in sorting, so this is more like processing informations
 * name: name of an entity somehow related to the resource, can be of type personal, corporate, or conference
 * namePart: an actual name string part, can be optionally typed as given (name), family (name), date (for birth and death dates of a person), or termsOfAddress (for suffixes of person names)
 * displayForm: the name as it should be listed, as one string
 * affiliation: the affiliation of a person
 * role/roleTerm: the role of a person, e.g. Author or Editor
 * description: description of the involvement of the entity with the resource
 * typeOfResource: text, cartographic, still image, etc. – only text is relevant for us
 * genre: the genre, can optionally be typed to cover multiple aspects
 * originInfo: information on the origin of the resource
 * place/placeTerm: place where the resource was printed, or, more generally, created
 * publisher: name of the entity who published the resource
 * dateIssued: date the resource was published, issued, or released
 * dateCreated: date the resource was created
 * dateCaptured: date a changeable resource was captured, e.g. a web site
 * dateValid: date the resource is valid
 * dateModified: date the resource changed, last or away from the captured state
 * copyrightDate: date the resource was copyrighted
 * dateOther: some other date, may by typed for distinction
 * edition: edition or version the resource belongs to
 * issuance: can be continuing or monographic
 * frequency: frequency for continuing issuance
 * language/languageTerm: a language occurring in the resource, e.g. the language a text is written in
 * physicalDescription: information on the physical original of the resource
 * form: the form of the physical object, can optionally be typed to cover multiple aspects
 * reformattingQuality: the purpose the resource was created from its physical original, either of access, preservation, and replacement
 * internetMediaType: the MIME type of the resource
 * extent: the extent of the physical original, e.g. the number of pages of a book or the size of a photograph
 * digitalOrigin: how the resource was created from its physical origin, either or born digital, reformatted digital, digitized microfilm, and digitized other analog
 * note: additional textual information on the physical original
 * abstract: plain text abstract describing the resource
 * tableOfContents: list style description of the resource’s content
 * targetAudience: the audience the resource is intended for
 * note: textual note about the resource, can optionally be typed to cover multiple aspects
 * subject: keyword style description of the resource’s primary content
 * topic: a generic keyword
 * geographic: name of a geographic body the resource refers to
 * temporal: designator of a date or time span the resource refers to
 * titleInfo: a title used as a (set of) keywords, details as above
 * name: the name of an entity used as a (set of) keywords, details as above
 * genre: a genre used as a keyword
 * hierarchicalGeographic: hierarchical representation of geographical information, consisting of
 * continent: self explanatory
 * country: self explanatory
 * province: self explanatory
 * region: self explanatory
 * state: self explanatory
 * territory: self explanatory
 * county: self explanatory
 * city: self explanatory
 * island: self explanatory
 * area: some generic area, independent of the hierarchy, can be anything between a hemisphere and a neighborhood
 * cartographics: metadata for maps
 * coordinates: pair of coordinates
 * scale: scale of a map
 * projection: projection a map was created with
 * geographicCode: an area code, e.g. a zip code
 * occupation: the occupation of some entity related to the resource, used only if that entity’s occupation is relevant
 * classification: formal classification of the resource based on some controlled vocabulary or code
 * relatedItem: container for a further MODS record (recursion possible but discouraged), can optionally be typed as either of preceding, succeeding, original, host, constituent, series, otherVersion, otherFormat, and isReferencedBy
 * identifier: An identifier of some sort, suggested types include (but are not limited to): hdl, doi, isbn, isrc, ismn, issn, issue number, istc, lccn, local, matrix number, music publisher, music plate, sici, uri, upc, videorecording identifier, and stock number
 * location: place where the resource is located
 * physicalLocation: the repository or institution holding the physical original
 * shelfLocator: the location of the physical original within a repository or institution
 * url: the URL of the digital resource
 * holdingSimple: description of what the institution identified in physicalLocation holds of the resource and its specific location
 * form: a particular physical form
 * sublocation: some location within the holding institution, e.g. a department
 * shelfLocator: designator of a particular shelf slot where the physical original is located
 * electronicLocator: a URL
 * note: a textual note, can optionally be typed for distiction
 * enumerationAndChronology: container for numeric information
 * externalHolding: wrapper element for holding information given in an XML schema different from MODS
 * accessCondition: textual description of conditions that apply when accessing the resource, may contain markup in some external XML schema
 * part: designation of the resource as part of its host resource
 * detail: numbering and type designation of the part in relation to its host resource
 * number: the number within the scope of the host resource, e.g. the one of a figure
 * caption: the caption in the host resource, e.g. the one of a figure
 * title: an additional title, e.g. of a part of a figure
 * extent: the extent of the resource
 * start: the start of the resource within the host resource, e.g. the number of the first page
 * end: the end of the resource within the host resource, e.g. the number of the last page
 * total: the actual extent of the resource within the host resource, e.g. the number of pages
 * list: a textual designation of the extent, e.g. an unparsed pagination string
 * date: date information of the part described
 * text: some textual comment
 * extension: wrapper element for additional information given in other XML schemas
 * recordInfo: meta data on the MODS record itself
 * recordContentSource: the name of the entity that created or modified the record
 * recordCreationDate: the date the record was originally created
 * recordChangeDate: the date the record (last) changed
 * recordIdentifier: an identifier for the record
 * languageOfCataloguing/languageTerm: the language the record is (mostly) written in
 * recordOrigin: information on how the record was created
 * descriptionStandard: designator of a standard the record complies with