A two-dimensional model for the transmission of dengue fever disease. Soewono, Edy; Supriatna, Asep K. — 2001 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
An investigation on gas lift performance curve in an oil-producing well. Saepudin, Deni; Soewono, Edy; Sidarto, Kuntjoro Adji; Gunawan, Agus Yodi; Siregar, Septoratno; Sukarno, Pudjo — 2007 International Journal of Mathematics and Mathematical Sciences