Hung, V., 		Thi Minh Nguyet, V., 		Van Quynh, B., & 		Tung Lam, H.
2024 May 29.  Application of Principal Component Analysis  in Determining the Hydrogeochemistry Characteristics  of Karst Water in Bac Kan and Cao Bang. VNU Journal of Science: Earth and Environmental Sciences. [Online] 40:2