Economic evaluations in exploration /
Wellmer, Friedrich-Wilhelm
Economic evaluations in exploration / Friedrich-Wilhelm Wellmer, Manfred Dalheimer and Markus Wagner - 2nd ed. - Berlin : Springer, 1986. - xiv, 250 p. : ill. ; 22 cm.
Including reference, appendix and index.
9783642092688
Mineral industries--Accounting
Mines and mineral resources
Geology
553 / WEL/F
Economic evaluations in exploration / Friedrich-Wilhelm Wellmer, Manfred Dalheimer and Markus Wagner - 2nd ed. - Berlin : Springer, 1986. - xiv, 250 p. : ill. ; 22 cm.
Including reference, appendix and index.
9783642092688
Mineral industries--Accounting
Mines and mineral resources
Geology
553 / WEL/F