<simpleType name="CodeAircraftBaseType">
    <union>
        <simpleType>
            <restriction base="string">
                <enumeration value="LANDPLANE" />
                <enumeration value="SEAPLANE" />
                <enumeration value="AMPHIBIAN" />
                <enumeration value="HELICOPTER" />
                <enumeration value="GYROCOPTER" />
                <enumeration value="TILT_WING" />
                <enumeration value="STOL" />
                <enumeration value="GLIDER" />
                <enumeration value="HANGGLIDER" />
                <enumeration value="PARAGLIDER" />
                <enumeration value="ULTRA_LIGHT" />
                <enumeration value="BALLOON" />
                <enumeration value="UAV" />
                <enumeration value="ALL" />
            </restriction>
        </simpleType>
        <simpleType>
            <restriction base="string">
                <pattern value="OTHER(:(\w|_){1,58})?" />
            </restriction>
        </simpleType>
    </union>
</simpleType>

• CodeAircraftBaseType
• aixm:CodeAircraftType
• aixm:type