Seminar Nasional Cendekiawan ke4 tahun 2018

http://www.semnascendekiawan.education/

 

PROCEEDING OF ICGRC 

http://icgrc.ub.ac.id/about/

 

International Conference on Environmental and Chemical Engineering (Malaysia)

https://www.waset.org/conference/2018/02/kuala-lumpur/ICECE

 

 

 

http://www.env-energy.org/