Citation: Marinela M. D\^irtu; Christine Neuhausen; Anil D. Naik; Aurelian Rotaru; Leonard Spinu; Yann Garcia (2010). Insights into the Origin of Cooperative Effects in the Spin Transition of [Fe(NH2trz)3](NO3)2: the Role of Supramolecular Interactions Evidenced in the Crystal Structure of [Cu(NH2trz)3](NO3)2.H2O. Inorganic Chemistry, 49, pp. 5723-5736.