A modified Graham's convex hull algorithm for finding the connected orthogonal convex hull of a finite planar point set. - Thanh An Phan; Phong Thi Thu Huyen; Thi Le Nguyen (Appl. Math. Comput., 2021)

Finding Approximately Convex Ropes in the Plane. - Le Hong Trang; Thi Le Nguyen; Thanh An Phan (CoRR, 2022)

Blaschke, Separation Theorems and some Topological Properties for Orthogonally Convex Sets. - Thanh An Phan; Thi Le Nguyen (CoRR, 2022)

Finding shortest gentle paths on polyhedral terrains by the method of multiple shooting. - Thanh An Phan; Thi Le Nguyen; Le Hong Trang; Raymond Chi-Wing Wong (J. Comput. Sci., 2023)

Multiple shooting approach for finding approximately shortest paths for autonomous robots in unknown environments in 2D. - Thanh An Phan; Thi Le Nguyen (J. Comb. Optim., 2024)