Contact

E-mail: harmn.sherko@spu.edu.iq

Sulaimani Polytechnic University\ DukanTechnical Institute.

Cell Phone: +964 (0) 770 1365310

 Facebook: https://www.facebook.com/harmn.sherko

Google Scholar: https://scholar.google.com/citations?user=HjXhCJgAAAAJ&hl=en

ResearchGate: https://www.researchgate.net/profile/Harmn-Sherko

University Website: www.spu.edu.iq or www.spu.edu.krd