K. Katara , B., and H. Patel. “Experimental Investigation on Effective Copper Conduction Path Thickness for Multilayer Absorber Plate Type Solar Still”. International Journal on Future Revolution in Computer Science &Amp; Communication Engineering, vol. 4, no. 10, Oct. 2018, pp. 42 -, http://ijfrcsce.org/index.php/ijfrcsce/article/view/1761.