A spatio-temporal representation for the orienteering problem with time-varying profits.

Ma, Zhibei; Yin, Kai; Liu, Lantao; Sukhatme, Gaurav S.: A spatio-temporal representation for the orienteering problem with time-varying profits. 2017 IEEE/RSJ International Conference on Intelligent Robots and Systems, IROS 2017, Vancouver, BC, Canada, September 24-28, 2017, pp. 6785-6792, IEEE, 2017