@inbook{inbook74ab679a,
title   = {Algorithms for scheduling sensors to maximize coverage time},
author = {Barbosa, Rafael da Ponte and Wakabayashi, Yoshiko},
year = {2013},
doi = {10.1007/978-3-642-38189-8_9},
publisher = {Springer},
journal   = {Facets of combinatorial optimization}
}