Waraporn Jirapanthong. (2011) Experience on Requirements Engineering for Software Product Line. <i>Journal of Information Science and Technology</i>, <i>2</i>(1), 41-49.Waraporn Jirapanthong. "Experience on Requirements Engineering for Software Product Line". Journal of Information Science and Technology 2 (2011):41-49.Waraporn Jirapanthong. Experience on Requirements Engineering for Software Product Line. Faculty of Information Science and Technology, Mahanakorn University of Technology:ม.ป.ท. 2011.