| # | Document title | Authors | Year | Source | Cited by |
| 1 | A graphical based method for a class of one-stage bounded variables and single constrained linear programming problems | Witchakul S., Sudasna-na-Ayudthya P., Charnsethikul P., Mathur K. | 2007 | American Journal of Applied Sciences
4(12),pp. 1040-1044 | 2 |
| 2 | A fast method for a class of one-stage bounded variables and single constrained linear programming problems | Witchakul S., Sudasna-na-Ayudthya P., Charnsethikul P. | 2007 | Journal of Interdisciplinary Mathematics
10(2),pp. 285-303 | 2 |
| 3 | Engineering, procurement and construction (EPC) project management for reducing cost and time: A case study of petrochemical plant | Sangroungrai S., Sukchareonpong P., Witchakul S. | 2018 | Proceedings of 2018 5th International Conference on Business and Industrial Research: Smart Technology for Next Generation of Information, Engineering, Business and Social Science, ICBIR 2018
,pp. 402-406 | 2 |
| 4 | Forecasting and purchasing planning for shelf life-limited spare parts | Kitti-Udomporn S., Sukchareonpong P., Witchakul S. | 2018 | Proceedings of 2018 5th International Conference on Business and Industrial Research: Smart Technology for Next Generation of Information, Engineering, Business and Social Science, ICBIR 2018
,pp. 264-269 | 1 |
| 5 | A stochastic knapsack problem with continuous random capacity | Witchakul S., Ayudhaya P., Charnsethikul P. | 2008 | Journal of Mathematics and Statistics
4(4),pp. 269-276 | 2 |
| 6 | An adaptive special purpose algorithm for a class of two - stage single constrained linear fractional programming problem | Ketsarapong P., Charnsethikul P., Witchakul S. | 2013 | Journal of Interdisciplinary Mathematics
16(6),pp. 439-456 | 1 |
| 7 | Solving stochastic knapsack problem with discrete random capacity | Witchakul S., Sudasna-na-Ayudthya P., Charnsethikul P. | 2007 | 37th International Conference on Computers and Industrial Engineering 2007
1,pp. 753-762 | 1 |