complexType BaseUnitType

diagram
namespace	http://www.opengis.net/gml/3.2
type	extension of gml:UnitDefinitionType
properties	base  gml:UnitDefinitionType
children	gml:metaDataProperty gml:description gml:descriptionReference gml:identifier gml:name gml:remarks gml:quantityType gml:quantityTypeReference gml:catalogSymbol gml:unitsSystem
used by	element  BaseUnit
attributes	Name   Type   Use   Default   Fixed   annotation id ID required         documentation The attribute gml:id supports provision of a handle for the XML element representing a GML Object. Its use is mandatory for all GML objects. It is of XML type ID, so is constrained to be unique in the XML document within which it occurs.
source	<complexType name="BaseUnitType">   <complexContent>     <extension base="gml:UnitDefinitionType">       <sequence>         <element name="unitsSystem" type="gml:ReferenceType"/>       </sequence>     </extension>   </complexContent> </complexType>

element BaseUnitType/unitsSystem

diagram
namespace	http://www.opengis.net/gml/3.2
type	gml:ReferenceType
properties	isRef  0 content  complex
attributes	Name   Type   Use   Default   Fixed   annotation owns boolean    false      type xlink:typeType       simple   href xlink:hrefType          role xlink:roleType          arcrole xlink:arcroleType          title xlink:titleAttrType          show xlink:showType          actuate xlink:actuateType          nilReason gml:NilReasonType          remoteSchema anyURI          appinfo deprecated
source	<element name="unitsSystem" type="gml:ReferenceType"/>

XML Schema documentation generated by XMLSpy Schema Editor http://www.altova.com/xmlspy