Discussion of "Rigid Water Column Model for Simulating the Emptying Process in a Pipeline Using Pressurized Air" by Oscar E. Coronado-Hernández, Vicente S. Fuertes-Miquel, Pedro L. Iglesias-Rey, and Francisco J. Martínez-SolanoHou, Qingzhi; Li, Shunda; Tijsseling, Arris S.; Laanearu, JanekJournal of hydraulic engineering2020 / art. 07020001, 6 p. : ill https://doi.org/10.1061/(ASCE)HY.1943-7900.0001682 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS