TY - JOUR AU - Paul Seidel TI - A∞-subalgebras and natural transformations JO - Homology, homotopy, and applications PY - 2008 SP - 83 EP - 114 VL - 10 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4310/HHA.2008.v10.n2.a4/ DO - 10.4310/HHA.2008.v10.n2.a4 LA - en ID - HHA_2008_10_2_a4 ER -