dx:initials 

Initials are uppercase, 2 or 3 chars

Attribute Information

Used By

Complex Type dx:authorType

Source 

<xs:attribute name="initials">
  <xs:annotation>
    <xs:documentation>Initials are uppercase, 2 or 3 chars</xs:documentation>
  </xs:annotation>
  <xs:simpleType>
    <xs:restriction base="xs:string">
      <xs:pattern value="[A-Z](2,3)"/>
    </xs:restriction>
  </xs:simpleType>
</xs:attribute>

Sample