URL: sisbib.unmsm.ed ... http://sisbib.unmsm.edu.pe/BVRevistas/biologist/biologist.htm
URL: revistas.unfv.e ... http://revistas.unfv.edu.pe/index.php/rtb
SUDOC: www.sudoc.fr/11 ... http://www.sudoc.fr/116251298
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q96735118
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/dzy6vfzjjffnziq4qhqeoajofm
URL: sisbib.unmsm.ed ... http://sisbib.unmsm.edu.pe/BVRevistas/biologist/biologist.htm
URL: revistas.unfv.e ... http://revistas.unfv.edu.pe/index.php/rtb
SUDOC: www.sudoc.fr/11 ... http://www.sudoc.fr/116251298
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q96735118
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/dzy6vfzjjffnziq4qhqeoajofm
Google: www.google.com/ ... https://www.google.com/search?q=ISSN+%221994-9073%22
Bing: www.bing.com/se ... https://www.bing.com/search?q=ISSN+%221994-9073%22
Yahoo: search.yahoo.co ... https://search.yahoo.com/search?p=ISSN%20%221994-9073%22
CROSSREF: search.crossref ... https://search.crossref.org/?q=+1994-9073
