Input-output models for sustainable industrial systems implementation using LINGO מאת Tan, Raymond R., Aviso, Kathleen B., Promentilla, Michael Angelo B., Santos, Joost R., Yu, Krista Danielle S.

Available for University of the Philippines Diliman via SpringerLink. Click here to access
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Systems perspective on disaster risk management, et al. מאת Santos, Joost R.

An Information systems study on the Purchasing and Stocks Department the Asian Institute of Tourism Hotel מאת Aragon, Maria Alma R.

Multi-criteria analysis of several operations research software מאת Santos, Joost R.