Technical papers (volume I) PC`91 meeting and international symposium...20-25 May 1991, Beijing.

Technical papers (volume I) PC`91 meeting and international symposium...20-25 May 1991, Beijing. - Beijing Chinese Society of Geodesy, Photogrammet 1991 - 384p. ; 30cm.

Sponsored by the Chinese Society of Geodesy, Photogrammetry and Cartography.


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