@article{GDZPPN002065118, title = {Wall's obstructions and Whitehead torsion.}, journal = {Commentarii mathematici Helvetici}, volume = {58}, year = {1983}, pages = {503-508}, zbl = {0537.57010}, url = {http://dml.mathdoc.fr/item/GDZPPN002065118} }
Kwasik, Slawomir. Wall's obstructions and Whitehead torsion.. Commentarii mathematici Helvetici, Tome 58 (1983) pp. 503-508. http://gdmltest.u-ga.fr/item/GDZPPN002065118/