TY - JOUR AU - John Hall BT - Laser Physics DA - Jan-07-2007 DO - 10.1134/S1054660X07070031 PY - 2007 SP - 908 EP - 911 T2 - Laser Physics TI - Collaboration and style in laser physics-my interactions with and recollections of Herbert Walther VL - 17 SN - 1054-660X ER -