TY - GEN AU - Sharma, H S, ed. AU - Ram AU - Prasad, Rama, ed. AU - Binda, P R, ed. TI - Mathematical modelling in geographical information system, global positioning system and digital cartography SN - 8180693422 U1 - 910.285 PY - 2006/// CY - New Delhi PB - Concept Publishing Company KW - Geography KW - Geography Information System KW - Digital Mapping ER -