Vijaykumar, B. V. and K. (2011) “Diurnal Variation of Physico Chemical Properties and Primary Productivity of Phytoplankton in Bheema River”, Recent Research in Science and Technology, 3(4). Available at: https://www.updatepublishing.com/journal/index.php/rrst/article/view/656 (Accessed: 14 October 2025).