作者:宁夏文物考古研究所, 彭阳县文物管理所编著;/by institute of cultural relics and archaeology of Ningxia Hui Autonomous Region, administration office of cultural relics of Pengyang county
作者:sponsors, Northern California Region, American Society of Photogrammetry, Northern California Section, American Congress of Surveying and Mapping ; January 18-20, 1973.
作者:sponsored by Institute of Electrical & Electronics Engineers, Region V, co-sponsored by American Institute of Aeronautics and Astronautics, and the University of Texas at El Paso, Electrical Engineering Department.
作者:organized by the BARC Symposium II Committee ; Lloyd Knutson, chairman ; sponsored by the Beltsville Agricultural Research Center, Northeastern Region, Agricultural Research Service, United States Department of Agriculture.
宁夏文物考古研究所, 彭阳县文物管理所编著;/by institute of cultural relics and archaeology of Ningxia Hui Autonomous Region, administration office of cultural relics of Pengyang county
sponsors, Northern California Region, American Society of Photogrammetry, Northern California Section, American Congress of Surveying and Mapping ; January 18-20, 1973.
sponsored by Institute of Electrical & Electronics Engineers, Region V, co-sponsored by American Institute of Aeronautics and Astronautics, and the University of Texas at El Paso, Electrical Engineering Department.
organized by the BARC Symposium II Committee ; Lloyd Knutson, chairman ; sponsored by the Beltsville Agricultural Research Center, Northeastern Region, Agricultural Research Service, United States Department of Agriculture.