KURNIAWANSYAH, I. S., I. SOPYAN, and G. REFSI. “PHYSICAL CHARACTERIZATION OF IN SITU OPHTHALMIC GEL: A CONCISE REVIEW”. International Journal of Applied Pharmaceutics, vol. 14, no. 1, Jan. 2022, pp. 18-21, doi:10.22159/ijap.2022v14i1.43313.