Ensuring k-coverage in Low-Power Wide Area Networks for Internet of Things. - Zhuocheng Li; Tuong-Bach Nguyen; Quentin Lampin; Isabelle Sivignon; Steeve Zozor (ICNC, 2017)

(δ, ε)-Ball Approximation of a Shape: Definition and Complexity. - Dominique Attali; Tuong-Bach Nguyen; Isabelle Sivignon (Discret. Comput. Geom., 2019)