TY - BOOK AU - Dalvi, M Q AU - Das, Tarun ED - India. Planning Commission. UNDP Transport Policy Planning Project TI - Test and calibration of gravity model for inter-state movements of coal and foodgrains in India U1 - 380.50954 21st PY - 1981/// CY - New Delhi PB - The Author KW - Food industry and trade; Food-India; Transportation-India; Coal -India UR - https://library.niti.gov.in/cgi-bin/koha/opac-retrieve-file.pl?id=5dd593ff19fdde69f2bc2ec5dae37c6e ER -