TY - BOOK TI - Opsearch- Journal of Operational Research (Quarterly): Vol.47 Issue.2 Apr-Jun'2011 PY - 2011/// CY - Germany PB - Operational Research Society of India KW - IEM/ Mechanical KW - Opsearch- KW - Journal KW - Operational KW - Research KW - (Quarterly) KW - Vol.47 KW - Issue.2 KW - Apr-Jun'2009 ER -