Research group in Applied Mathematics and Stochastics, Department of Mathematics and Natural Sciences, Bergische Universitat Wuppertal, Germany from December 8-22, 2014.
School of Mathematics, Indian Institute of Science Education and Research Thiruvananthapuram, India from June 13-July 14, 2017 and February 14-17, 2018.
Department of Mathematics, Indian Institute of Space Sciences and Technology, Trivandrum, India from July 20-31, 2017, September 20-October 6, 2017, February 5-12, 2018, March 7-12, 2018, April 2-6, 2018, April 16-27, 2018, June 18-28, 2019 and December 16-31, 2019.
Mathematics and Statistics Unit, Indian Statistical Institute Bangalore Centre, India from April 7-14, 2018 and May 25-31, 2019.
Department of Mathematics, Periyar University, Tamil Nadu, India from March 2-6, 2020 and December 7-11, 2021.