B. E. DEWI, F. FITHRIYAH, A. RUKMANA, P. PAISAL, D. LARASATI, and T. M. SUDIRO, “Cloning and Expression of Nonstructural Protein NS1 of Dengue Virus Serotype 2”, Microbiol indones, vol. 6, no. 1, p. 3, Apr. 2012.