Trung, T. N., Golosnoy, I. O., Lewin, P. L. and Dung, T. K. V. (2012) “A two-phase model for the development of positive surface discharge in air”, Petrovietnam Journal, 60, pp. 58-69. Available at: http://www.pvj.com.vn/index.php/TCDK/article/view/972 (Accessed: 20January2026).