1- http://www.journals.elsevier.com/journal-of-hazardous-materials/

2- http://www.journals.elsevier.com/separation-and-purification-technology/

3- http://pubs.acs.org/

4- http://www.sciencedirect.com/

5- https://scifinder.cas.org/scifinder/login?TYPE=33554433&REALMOID=06-b7b15cf0-642b-1005-963a-830c809fff21&GUID=&SMAUTHREASON=0&METHOD=GET&SMAGENTNAME=hwstw5OvQYTYZO9oFqvJj5XrLQv9IbDqkmINYsP6vAWkPxOJVfeIytyTC9ukDQIY&TARGET=-SM-http%3a%2f%2fscifinder%2ecas%2eorg%3a443%2fscifinder%2f