Pham Thanh, Luan.
" A Comparative Study on Two Different Methods  for Calculating Gravity Effect of an Uneven Layer: Application to Computation of Bouguer Gravity Anomaly  in the East Vietnam Sea and Adjacent Areas." <em>VNU Journal of Science: Mathematics - Physics</em> [Online], 36.3 (2020): n. pag. Web. 20 Apr. 2024