Sari, R., W. Soeratri, and E. Hendradi. “PARTICULATE DELIVERY SYSTEM OF CHITOSAN - DITERPENE LACTONE FRACTION OF SAMBILOTO (ANDROGRAPHIS PANICULATA NEES): PREPARATION, CHARACTERIZATION AND IN VITRO DRUG RELEASE”. Asian Journal of Pharmaceutical and Clinical Research, vol. 10, no. 6, June 2017, pp. 175-9, doi:10.22159/ajpcr.2017.v10i6.6161.