by Gutowski, Timothy, Murphy, Cynthia, Allen, David, Bauer, Diana, Bras, Bert, Piwonka, Thomas, Sheng, Paul, Sutherland, John, Thurston, Deborah, Wolff, Egon
Published in Journal of cleaner production (2005)

by Wolff, Egon
Published in Taller de letras (01.11.2006)

by Wolff, Egon
Published in Taller de letras (01.10.2006)

by WOLFF, EGON E, RINGEL, REGINALD K
Year of Publication 04.04.1978

by EASTERLING, GENE B, BECKHAM, JOEL M, WOLFF, EGON E, RINGEL, REGINALD K
Year of Publication 10.06.1980

by EASTERLING, GENE B, BECKHAM, JOEL M, WOLFF, EGON E, RINGEL, REGINALD K
Year of Publication 06.11.1979

by BECKHAM; JOEL M, EASTERLING; GENE B, RINGEL; REGINALD K, WOLFF; EGON E
Year of Publication 11.07.1978

by REGINALD KARL RINGEL ET EGON ERNEST WOLFF
Year of Publication 01.04.1977

by GENE BAPTIST EASTERLING, EGON ERNEST WOLFF, REGINALD KARL RINGEL, JOEL MALCOLM BECKHAM
Year of Publication 22.07.1982

by GENE BAPTIST EASTERLING, EGON ERNEST WOLFF, REGINALD KARL RINGEL, JOEL MALCOLM BECKHAM
Year of Publication 17.04.1980

by GENE BAPTIST EASTERLING, EGON ERNEST WOLFF, REGINALD KARL RINGEL, JOEL MALCOLM BECKHAM
Year of Publication 21.06.1979

by JOEL MALCOLM BECKHAM, GENE BAPTIST EASTERLING, REGINALD KARL RINGEL ET EGON ERNEST WOLFF
Year of Publication 13.10.1978