TRAS, 1980: User's manual for an expanted version of the TRAS projection system
Alig,Ralph J. and others
TRAS, 1980: User's manual for an expanted version of the TRAS projection system - - Colorado-USA U.S. Department of Agriculture 1982 - - .
--Agricultura--TRAS----
Agricultura
TRAS, 1980: User's manual for an expanted version of the TRAS projection system - - Colorado-USA U.S. Department of Agriculture 1982 - - .
--Agricultura--TRAS----
Agricultura