C1. The Analysis of Restricted four-body problem when the third primary is an oblate spheroid. National Conference on Recent Trends in Mathematical and Computational Sciences, held at Bhagalpur University, 3-4 January 2015.
C2. The Analysis of restricted four-body problem, International Conference on Physics, Society and Technology held in the University of Delhi, New Delhi, Delhi, January 17-19, 2019
C3. Participated in the International conference, Human Rights, national and international issues and Challenges, held in Ambedkar International Centre, Delhi, February 22-23, 2020
C4. Organising member of 2nd International conference on "Natural Products and Human Health-2022( ICNPHH-2022)", held at Deshbandhu College, University of Delhi, New Delhi, India, November 04-06, 2022. https://drive.google.com/file/d/1bY38uxi_nINIvDQbkCmNC-rhFecWuu8U/view?usp=drive_link
C5. Organising member in the International Conference on "Integrative Chemical Science for Health and Environment", ICHE-2023, held from 6th - 8th October 2023 at Deshbandhu College, University of Delhi, New Delhi, India, in association with INDIAN ASSOCIATION OF SOLID STATE CHEMIST AND ALLIED SCIENTIST, AUGUSTA UNIVERSITY, USA, INDIAN SOCIETY OF CHEMIST AND BIOLOGIST.https://drive.google.com/file/d/1b39n9B2Gic5BOeIknh6ju7lO_vHOYMg8/view?usp=drive_link