| Date |
Country |
University |
| 2015 |
India |
University of Rai |
| January 2016 |
Italy |
University of Milan |
| February 2017 |
Italy |
University of Padova |
| January 2017 |
India |
Deccan College University |
| July 2017 |
Belgium |
University of Ghent |
| May 2017 |
Poland |
University of Warsaw |
| November 2019 |
Turkey |
University of Selcuk |
| June 2022 |
Greece |
University of Western Macedonia |
| January 2022 |
India |
Pandit Dean Dial University |