1. Applegate, D.L., Bixby, R.E., Chvatal, V., Cook, W.J.: The Traveling Salesman Problem: A Computational Study. Princeton University Press, Princeton (2007)
2. Brass, P., Gasparri, A., Cabrera-Mora, F., Xiao, J.: Multi-robot tree and graph exploration. In: ICRA, pp. 495–500 (2009)
3. Choset, H.: Coverage of known spaces: the boustrophedon cellular decomposition. Auton. Rob. 9(3), 247–253 (2000)
4. Choset, H.: Coverage for robotics-a survey of recent results. Ann. Math. Artif. Intell. 31(1–4), 113–126 (2001)
5. Das, S., Dereniowski, D., Uznanski, P.: Brief announcement: energy constrained depth first search. In: ICALP, pp. 165:1–165:5 (2018). A full version in https://arxiv.org/abs/170910146