Dhage, D C. “?MIXED MONO TONICITY THEOREMS FOR A SYSTEM OF ABSTRACT MEASURE DELAY INTEGRO-DIFFERENTIAL EQUATIONS”. Biological Sciences - PJSIR 42, no. 5 (October 18, 1999): 236–241. Accessed November 22, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/2169.