TY - JOUR AU - Lashi Bandara AU - A. F. M. ter Elst AU - Alan McIntosh TI - Square roots of perturbed subelliptic operators on Lie groups JO - Studia Mathematica PY - 2013 SP - 193 EP - 217 VL - 216 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm216-3-1/ DO - 10.4064/sm216-3-1 LA - en ID - 10_4064_sm216_3_1 ER -