List of Articles Resource Constrained Open Access Article Abstract Page Full-Text 1 - HHC-PSS: Solving the problem of home health care with a resource constrained project scheduling approach Hamid Reza Yousefzade Open Access Article Abstract Page Full-Text 2 - The preemptive resource-constrained project scheduling problem subject to due dates and preemption penalties: An integer programming approach Behrouz Afshar nadjafi Shahram Shadrokh Open Access Article Abstract Page Full-Text 3 - An Exact Algorithm for the Mode Identity Project Scheduling Problem Behrouz Afshar Nadjafi Amir Rahimi Hamid Karimi Open Access Article Abstract Page Full-Text 4 - A Multi-Mode Resource-Constrained Optimization of Time-Cost Trade-off Problems in Project Scheduling Using a Genetic Algorithm Sedigheh Nader Abadi Emad Roghanian Hadi Aghassi