Takehiro Saito, Takahiko Sasaki, Takao Suzuki, Akira Oosawa, Takayuki Goto, Satoshi Awaji, Kazuo Watanabe, Norio Kobayashi. High-field magnetic torque measurement in the spin gap system (CH3)(2)CHNH3CuCl3. JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN. 2007. 76. 8. 084708