Sagala, R. J., Kambira, P. F. A., Gunawan, U., Sondang and Ambarita, G. (2023) “Optimisation of lozenge formulation from Citronella (Cymbopogon nardus (L.) Rendle) extract with various binding materials using a simplex lattice design method”, Pharmacy Education, 23(2), pp. p. 194–199. doi: 10.46542/pe.2023.232.194199.