@article{GDZPPN00036682X,
title = {Finding a Minimum-Weight k-Link Path in Graphs with the Concave Monge Property and Applications.},
journal = {Discrete \& computational geometry},
volume = {11},
year = {1994},
pages = {263-280},
zbl = {0819.68084},
url = {http://dml.mathdoc.fr/item/GDZPPN00036682X}
}
Aggarwal, A.; Schieber, B.; Tokuyama, T. Finding a Minimum-Weight k-Link Path in Graphs with the Concave Monge Property and Applications.. Discrete & computational geometry, Tome 11 (1994) pp. 263-280. http://gdmltest.u-ga.fr/item/GDZPPN00036682X/