Development of a method to identify inter-regional environmental incidents associated with the oil spills in HCM City and the neighboring provinces - Tuan, Nguyen Dinh; Huyen, Do Thi Thu; Truong, Hoang Nhat; Tram, Ly Thi Bich; Thuy, Nguyen Le Thanh (VNUHCM Journal of Environment and Earth Sciences, 2018)