Rohmah, J. and Rini, C.S. 2022. Antibacterial Activity of Rhizome Extracts of Zingiber zerumbet (L.) Roscoeex Sm. Against Streptococcus pneumoniae: Aktivitas Antibakteri Ekstrak Rimpang Lempuyang Gajah (Zingiber zerumbet (L.) Roscoeex Sm.) Terhadap Bakteri Streptococcus pneumoniae. Procedia of Social Sciences and Humanities. 3, (Jul. 2022), 1007-1016. DOI:https://doi.org/10.21070/pssh.v3i.361.