Som, Kuntal http://orcid.org/0000-0002-0496-3061
Vetrivel, Vellaichamy
Funding for this research was provided by:
National Board for Higher Mathematics (2/39(2)/2015/NBHM/R& D-II/7463)
Article History
Received: 7 March 2021
Accepted: 17 November 2021
First Online: 12 January 2022