Weak ferromagnetism and magnetic behavior of the quasi-two-dimensional antiferromagnet (CH3NH3)2MnCl4 Fedoseeva, N. V. ; Aplesnin, S. S. ; Nikolaev, E. M. ; Perepelitsa, A. P. Abstract Publication: Physics of the Solid State Pub Date: September 1994 Bibcode: 1994PhSS...36.1422F