Conference and workshop
1) National Workshop and Conference on Discrete Mathematics and its applications (NWCDMA-2014), Department of Mathematics, Jadavpur University, Kolkata, March 10-14, 2014.
2) International Conference on Llinear Algebra and its Applications (ICLAA-2014), Department of Statistics, Manipal University, Manipal, December 18-20, 2014.
3) Annual Conference of Orissa Mathematical Society, Department of Mathematics, Vyasanagar College, Jajpur, February 2015.
4) National Level Workshop on Graph Theory: Algebraic and Algorithmic Aspects (GTA3-2016), Department of Mathematics, Aliah University, Kolkata, December 19-24, 2016.