@article{CMH_1986__61_140061,
     author = {Slawomir Kwasik},
     title = {On low dimensional {S-cobordisms.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {415--428},
     year = {1986},
     volume = {61},
     zbl = {0605.57017},
     url = {http://geodesic.mathdoc.fr/item/CMH_1986__61_140061/}
}