Takehiro Ito, Shin-Ichi Nakano, Yoshio Okamoto, Yota Otachi, Ryuhei Uehara, Takeaki Uno, Yushi Uno. A Polynomial-Time Approximation Scheme for the Geometric Unique Coverage Problem on Unit Squares. In Fedor V. Fomin, Petteri Kaski, editors, Algorithm Theory - SWAT 2012 - 13th Scandinavian Symposium and Workshops, Helsinki, Finland, July 4-6, 2012. Proceedings. Volume 7357 of Lecture Notes in Computer Science, pages 24-35, Springer, 2012. [doi]
Abstract is missing.