A user's manual for a method of map scanning and digital editing for thematic map production and data-base construction /

Autor Soller, David R., Stettner, Will R., Lanfear, Kenneth J., Aitken, Douglas S.
Vydáno 1990

The oilspill risk analysis model of the U.S. Geological Survey /

Autor Smith, Richard A., Slack, James Richard, 1944-, Wyant, Timothy, Lanfear, Kenneth J.
Vydáno 1982