UDC: 
1 Spiridonov A.I.
Year: 
№: 
616
Pages: 
47-49
Citation:
Spiridonov A.I., 
(1991) Perspective Ways of Levels Development. Geodesy and cartography = Geodeziya i Kartografiya, 52(11), pp. 47-49. (In Russian).
Publication History
Published: 20.12.1991

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