Estimated use of water in the United States in 1990 /

Autor Solley, Wayne B., Perlman, Howard A., Pierce, Robert R.
Vydáno 1993

Selected papers in the applied computer sciences 1992 /

Autor Sorensen, Jerry W., Traudt, David K., Ambroziak, Russell A., Arndt, Raymond E.
Vydáno 1992