URL: www.scielo.br/r ... http://www.scielo.br/rk
URL: periodicos.ufsc ... https://periodicos.ufsc.br/index.php/katalysis
SUDOC: www.sudoc.fr/11 ... http://www.sudoc.fr/118361333
URL: www.scielo.br/r ... http://www.scielo.br/rk
URL: periodicos.ufsc ... https://periodicos.ufsc.br/index.php/katalysis
SUDOC: www.sudoc.fr/11 ... http://www.sudoc.fr/118361333
Google: www.google.com/ ... https://www.google.com/search?q=ISSN+%221982-0259%22
Bing: www.bing.com/se ... https://www.bing.com/search?q=ISSN+%221982-0259%22
Yahoo: search.yahoo.co ... https://search.yahoo.com/search?p=ISSN%20%221982-0259%22
CROSSREF: search.crossref ... https://search.crossref.org/?q=+1982-0259