N. A. ELSAYED YAGOUB, A. O. MOHAMED NUR, F. S. ALEANIZY, and Z. OSMAN, “EVALUATION OF DIFFERENT GRADES OF GUAR GUM, ACACIA GUM, AND POLYVINYL PYRROLIDONE AS CROSS-LINKERS IN PRODUCING SUBMICRON PARTICLES”, Asian J Pharm Clin Res, vol. 15, no. 6, pp. 136–143, Jun. 2022.