@article{PORMA_1982__41_1-4_115496,
     author = {Souza de Cursi, Jos\'e Eduardo},
     title = {The dynamics of a tied body against an obstacle},
     journal = {Portugaliae mathematica},
     pages = {233--246},
     publisher = {mathdoc},
     volume = {41},
     number = {1-4},
     year = {1982},
     mrnumber = {0766852},
     zbl = {0571.73063},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1982__41_1-4_115496/}
}