1. Lee, J.Y. (2020) Planning for comprehensive management of industrial stone and aggregate resources (JP2020-001-020(1)), Korea institute of Geoscience and mineral resources
2. Lee, D.Y. (1992) Areal survey of construction materials along the gyung-in river vally, KIGAM Research Report (KR-91-1C), Korea institute of Geoscience and mineral resources
3. Park, J.I., Choi, M.S. and Kim, M.H. (1993) A fundamental survey study on the supply Behavior and Distribution Structure of Aggregates. Journal of the Architectural Institute of Korea Structure & Construction, v.13(2), p.727-731.
4. Choi, M.S. and Kim, M.H. (1993) Status of Demand and Supply and Distribution Structure of Aggregates. Journal of the Korea Concrete Institute, v.5(3), p.31-44.
5. Choi, Y.H., Kim, C.S. and Sung, H.M. (2008) An analysis of distribution channel on aggregate goods. Proceedings of the KOR-KST Conference, 59, p.933-942.