1
Published 2004
Full text available from Research Library: 10/01/2010 to 05/31/2015
Electronic Journal
11
Published 2019
Full text available from Research Library: 07/01/2002 to 12/31/2019
Electronic Journal
12
Published 1991
Full text available from Environmental Science Database: 01/01/2009 to present
Electronic Journal
15
Full text available from Research Library: 04/01/1998 to 10/31/2002
Electronic Journal
18
Published 1983
Available in Fuente Académica Plus.
Electronic Journal
19
Available in Fuente Académica Plus.
Electronic Journal