Klimek, Marcin, and Piotr Łebkowski. “A Two-Phase Algorithm for a Resource Constrained Project Scheduling Problem With Discounted Cash Flows”. Decision Making in Manufacturing and Services 7, no. 1 (May 20, 2014): 51–68. Accessed May 2, 2024. https://journals.agh.edu.pl/dmms/article/view/946.