@article{FORUM_1993__5_3_141705,
     author = {Heinz Sch\"attler and Miroslava Jankovic},
     title = {A synthesis of time-optimal controls in the presence of saturated singular arcs.},
     journal = {Forum mathematicum},
     pages = {203--242},
     publisher = {mathdoc},
     volume = {5},
     number = {3},
     year = {1993},
     zbl = {0780.49017},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1993__5_3_141705/}
}