SHARMA, C. “DIURNAL VARIATION IN HYDROBIOLOGY OF A SHALLOW DERELICT POND AT ALIGARH (UTTAR PRADESH)”. UTTAR PRADESH JOURNAL OF ZOOLOGY, vol. 1, no. 1 & 2, Jan. 1981, pp. 24-28, https://www.mbimph.com/index.php/UPJOZ/article/view/948.