Please note that, due to planned maintenance work on our servers, the ORCID Registry will be unavailable for approximately one hour between 05:01 UTC and 09:00 UTC, 5 May, 2016. We apologize for any inconvenience this may cause, and thank you for your understanding.

M. Abrishami-Moghaddam



I am PHD of mathematics and I am teaching in Islamic Azad University of Birjand, Iran.