Afshar, A. (2014). A solution procedure for preemptive multi-mode project scheduling problem with mode changeability to resumption. Applied Computing and Informatic, 15(3), 25-35.
Bey, R. B., Doersch, R. H., & Patterson, J. H. (1981). The net present value criterion: its impact on project scheduling. Project Management Quarterly, 12(2), 35-45. Besiksikci, U., Bilge, U., & Ulusoy, G. (2015). Multi-mode resource constrained multi-project scheduling and resource portfolio problem. European Journal Of Operation Research, 240(1), 22-31.
Chen, W. N., & Zhang, J. (2012). Scheduling Multi-Mode Projects under Uncertainty to Optimize Cash Flows: A Monte Carlo Ant Colony System Approach. Journal of Computer Science and Technology, 27(5), 950-965.
Cheng. Z., Fowler, J., Kempf, K., Mason, S. (2015) multi-mode resource-constrained project scheduling problems with non-preemptive activity splitting. Computer & Operation Research Journal, 53(1), 275-287.
Coelho, J., & Vanhoucke, M. (2011). Multi-mode resource-constrained project scheduling using RCPSP and SAT solvers. European Journal of Operational Research, 213(1), 73-82.
Huang, W., Chen, D., & Xu, R. (2007). A new heuristic algorithm for rectangle packing. Computers & Operations Research, 34(11), 3270-3280.
Icmeli, O., & Erenguc, S. S. (1996). A branch and bound procedure for the resource constrained project scheduling problem with discounted cash flows. Management Science, 42(10), 1395-1408.
Klein, R. (2000). Bidirectional planning: improving priority rule-based heuristics for scheduling resource-constrained projects. European Journal of Operational Research, 127(3), 619-638.
Kolisch, R. (1996). Serial and parallel resource-constrained project scheduling methods revisited: Theory and computation. European Journal of Operational Research, 90(2), 320-333.
Mika, M., Waligóra, G., & Węglarz, J. (2005). Simulated annealing and tabu search for multi-mode resource-constrained project scheduling with positive discounted cash flows and different payment models. European Journal of Operational Research, 164(3), 639-668.
Russell, A. H. (1970). Cash flows in networks. Management Science, 16(5), 357-373.
Sabzehparvar, M., & Seyed-Hosseini, S. M. (2008). A mathematical model for the multi-mode resource-constrained project scheduling problem with mode dependent time lags. The Journal of Supercomputing, 44(3), 257-273.
Seifi, M., & Tavakkoli-Moghaddam, R. (2008). A new bi-objective model for a multi-mode resource-constrained project scheduling problem with discounted cash flows and four payment models. Int. J. of Engineering, Transaction A: Basic, 21(4), 347-360.
Shadrokh, S., & Kianfar, F. (2007). A genetic algorithm for resource investment project scheduling problem, tardiness permitted with penalty. European Journal of Operational Research, 181(1), 86-101.
Ulusoy, G., & Cebelli, S. (2000). An equitable approach to the payment scheduling problem in project management. European Journal of Operational Research, 127(2), 262-278.
Ulusoy, G., Sivrikaya-Şerifoğlu, F., & Şa in, Ş. (2001). Four payment models for the multi-mode resource constrained project scheduling problem with discounted cash flows. Annals of Operations Research, 102(1-4), 237-261.
Vanhoucke, M., Demeulemeester, E., & Herroelen, W. (2001). On maximizing the net present value of a project under renewable resource constraints. Management Science, 47(8), 1113-1121