Citation: Brian O. Patrick; William M. Reiff; Victor S\'anchez; Alan Storr; Robert C. Thompson (2004). Poly[(2,2'-bipyridine)tetrakis(imidazolato)diiron(II)]: Structural and Spin-State Phase Transitions and Low-Temperature Magnetic Ordering in a Unique 2-Dimensional Material. Inorganic Chemistry, 43, pp. 2330-2339.