/*
 * ENUM: SRM_PS_Pole
 *
 *   This data type specifies the pole choices used in defining the
 *   Origin of Rectangular Coordinates (centre) in the
 *   Augmented Polar Stereographic (APS), Polar Stereographic (PS),
 *   Augmented Universal Polar Stereographic (AUPS), and
 *   Universal Polar Stereographic (UPS) Spatial Reference Frames (SRFs).
 *   See the Spatial Reference Model (SRM) for details.
 */