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<object-id>

@object-id

%object-id-atts;

Object Identifier

Object Identifier

Object Identifier Attributes parameter entity see %object-id-atts;

Object Identifier Type

@object-id-type

object type see @object-id-type

@object-type Object Type

<on-behalf-of> On Behalf of

On Behalf of Attributes

%on-behalf-of-atts;

On Behalf of Content Elements parameter entity see %on-behalf-of-elements;

%on-behalf-of-elements;

online date see @date-type

online location identifier see <elocation-id>

online version see <self-uri>

ontology see @kwd-group-type

op cit see Abbreviated Citations

open access see <license>

<open-access> Open Access

Open Access Attributes

%open-access-atts;

open access fee information see <funding-group>

%open-access-model;

Open Access Model parameter entity see %open-access-model;

ORCID see <contrib-id> see @contrib-id-type

order see <named-content>

ordered see @list-type

ordered list see <list>

ordinals in citations see Tagging Ordinal Numbers

Ordinary Symbols for MathML parameter entity see %ISOamso;

organization see <aff>

organizational address see <address>

organizational author see <collab>

organization name see <collab> see <institution>

@orientation Orientation

origination see <source>

other information, concerning an author see <author-comment>

%other-table-wrap-atts;

outline see <abstract>

outside flow see <boxed-text>

<overline> Overline

%overline-atts;

Overline Start Attributes

owner, copyright use <copyright-holder>

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