TY - JOUR AU - Hodgson, J. P. E. TI - A Generalization of “Concordance of PL-Homeomorphisms of Sp × Sq JO - Canadian journal of mathematics PY - 1972 SP - 426 EP - 431 VL - 24 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1972-035-6/ DO - 10.4153/CJM-1972-035-6 ID - 10_4153_CJM_1972_035_6 ER -