Yann Briheche Frédéric Barbaresco Fouad Bennis Damien Chablat Theoretical Complexity of Grid Cover Problems Used in Radar Applications. 1086-1106 2018 179 J. Optim. Theory Appl. 3 https://doi.org/10.1007/s10957-018-1354-x https://www.wikidata.org/entity/Q129389426 db/journals/jota/jota179.html#BrihecheBBC18