Citation: Petra J. van Koningsbruggen; Yann Garcia; Olivier Kahn; L\'eopold Fourn\`es; Huub Kooijman; Anthony L. Spek; Jaap G. Haasnoot; Jacques Moscovici; Karine Provost; Alain Michalowicz; Franz Renz; Philipp G\"utlich (2000). Synthesis, Crystal Structure, EXAFS, and Magnetic Properties of Catena [\m-Tris(1,2-bis(tetrazol-1-yl)propane-N1,N1')iron(II)] Bis(perchlorate). First Crystal Structure of an Iron(II) Spin-Crossover Chain Compound. Inorganic Chemistry, 39, pp. 1891-1900.