MIL-STD-600006, MILITARY STANDARD: VECTOR PRODUCT FORMAT (13 APR 1992) [S/S BY MIL-STD-2407]
MIL-STD-600006, MILITARY STANDARD: VECTOR PRODUCT FORMAT (13 APR 1992) [S/S BY MIL-STD-2407]., The vector product format (VPF) is a standard format, structure, and organization for large geographic databases that are based on a georelational data model and are intended for direct use.