Liu, H.T. 2022. QUENCHING BEHAVIOR OF THE SOLUTION FOR THE PROBLEMS WITH SEQUENTIAL CONCENTRATED SOURCES: Received: 13th June 2022; Revised: 17th June 2022, 26th June 2022, 1st October 2022; Accepted: 13th October 2022. MATTER: International Journal of Science and Technology. 8, (Nov. 2022), 176–186. DOI:https://doi.org/10.20319/mijst.2022.8.176186.