Sarhan, Rafid Salih, and Sagvan Ali Saleh. “An Iterative Three-Stage Neighborhood Search for Solving Precedence Constrained Agricultural Land Investment Problem ”. Journal of Mechanical, Civil and Industrial Engineering 4, no. 2 (June 3, 2023): 40–46. Accessed October 6, 2025. https://al-kindipublishers.org/index.php/jmcie/article/view/5461.