TY - JOUR AU - C. Barwick AU - D. M. Kan TI - $n$-relative categories: a model for the homotopy theory of $n$-fold homotopy theories JO - Homology, homotopy, and applications PY - 2013 SP - 281 EP - 300 VL - 15 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4310/HHA.2013.v15.n2.a17/ DO - 10.4310/HHA.2013.v15.n2.a17 LA - en ID - HHA_2013_15_2_a16 ER -