C. Petrus

发表

R. Ismail, C. Petrus, C. Marajan, 2022, International Journal of Service Management and Sustainability.

A. Alisibramulisi, C. Petrus, R. Ismail, 2016 .

J. D. Nyuin, C. Petrus, Chuck Chuan Ng, 2022, Physics and Chemistry of the Earth, Parts A/B/C.

Hanizah Abdul Hamid, Gerard Parke, Clotilda Petrus, 2010 .

Hanizah Abdul Hamid, J. D. Nyuin, Clotilda Petrus, 2011 .