Sri Indah Noviasari, - (2002) Daya antibakteri minyak atsiri rimpang lempuyang gajah [Zingiber zerumbet.[L] J.E.Smith] terhadap Staphylococcus aureus ATCC 25923 dan Escherichia coli ATCC 25922. Skripsi thesis, Sanata Dharma University.