Hyman, Leonard S., and Andrew S. Hyman. “The Water and Wastewater Industries: What Is the Market? What Are Its Mechanisms?”. Strategic Planning for Energy and the Environment 2020, no. 4 (September 30, 2023): 39–52. Accessed April 29, 2026. https://journals.riverpublishers.com/index.php/SPEE/article/view/20457.