Khan, Owais http://orcid.org/0000-0003-1565-4122
Khan, Nabiullah
Baleanu, Dumitru
Nisar, Kottakkaran Sooppy
Article History
Received: 7 February 2019
Accepted: 3 June 2019
First Online: 14 June 2019
Competing interests
: The authors declare that they have no competing interest.