Handling Optimization under Uncertainty Problem Using Robust Counterpart Methodology - Chaerani, Diah; Faculty of Mathematics and Natural Sciences, Department of Mathematik, Universitas Padjadjaran, Jl. Raya Bandung Sumedang KM. 21, Jatinagor Sumedang 45363 (Institute of Research and Community Outreach - Petra Christian University, 2013)