TY - JOUR AU - S. Thangavelu TI - An analogue of Hardy's theorem for the Heisenberg group JO - Colloquium Mathematicum PY - 2001 SP - 137 EP - 145 VL - 87 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm87-1-9/ DO - 10.4064/cm87-1-9 LA - en ID - 10_4064_cm87_1_9 ER -