• Stony Brook Dynamical System page

• International Center for Theoretical Physics

• National Board for Higher Mathematics

• Department of Science & Technology, India

• Research Gate

• NCNSD

• ICTP

• University of Warwick, UK

• Barcelona, spain

• City University of Newyork, USA

• Stony Brook, USA

• Kiel, Germany

• Purdue University, USA

• Tsinghua University, China

• Ramakrishna Mission Vivekananda University, Belur

• Institute of Mathematical Sciences, Chennai

• Chennai Mathematical Institute

• HarisChandra Research Institute, India

• Indian Institute of Sciences,Bangalore

• Indian Statistical Institute

• Tata Institute of Fundamental Research

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