D. Bahuguna, R. K. Shukla, & Rakesh Kumar and Kamalendra Kumar. (2010). Well-Posedness of a Class of Parabolic Integro-Differential Equations. Journal of International Academy of Physical Sciences, 14(04), 481–485. Retrieved from https://www.iaps.org.in/journal/index.php/journaliaps/article/view/306