1. Geophysics Division Geological Survey of India (Formerly) Kolkata India
2. Department of Civil Engineering National Institute of Technology Agartala Agartala India
3. Geoscience and Technology Division Council of Scientific and Industrial Research (CSIR)‐Northeast Institute of Science and Technology (NEIST) Jorhat India
4. Geophysics Division Wadia Institute of Himalayan Geology Dehradun India