Researcher at IFISC, Spanish Research Council

Professor of Mathematical Department, Chongqing Normal University

Professor of Mathematics, University of Le Havre NORMANDIE, France

Shaanxi Normal University

head of "Chaos in dynamical systems" Institute of Physics, Baku, Azerbaijan

College of Electrical Engineering and Automation, Henan Polytechnic University

Hans Raj College, Delhi University Delhi

University of Birjand

Physics Dept., Aristotle University of Thessaloniki

Hanoi University of Science and Technology, Hanoi