https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=%28su%3A%22Medio%20ambiente%20natural%20-%20Anal%C3%ADsis%20ecol%C3%B3gico%22%29&sort_by=title_az&format=rss 2 0 50 ISBN:9232014580 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=131003 ]]> By Slatyer, R. O..
París : UNESCO, 1977 .
36 p. : 9232014580

]]> Place hold on Les Changements dynamiques Les dans les écosystèmes terrestres :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=131003 ISBN:9231014587 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=130987 ]]> By Slatyer, R. O..
París : UNESCO, 1977 .
30 p. : 9231014587

]]> Place hold on Dynamic changes in terrestrial ecosystems: patterns of change, techniques for study and applications to management /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=130987