Z. Iqbal, L. A. Shah, M. Sayed, A. Haleem, and M. Siddiq, “RESPONSIVE POLYMER HYBRID GEL CROSS-LINKED BY N,N-(1,2 DIHYDROXYETHYLENE) BISACRYLAMIDE FOR CATALYTIC APPLICATION”, JCCHEMS, vol. 61, no. 3, Sep. 2016.