Citation: Reyes Garc\'ia-Zarracino; Herbert H\"opfl (2005). Self-Assembly of Diorganotin(IV) Oxides (R = Me,nBu, Ph) and 2,5-Pyridinedicarboxylic Acid to Polymeric and Trinuclear Macrocyclic Hybrids with Porous Solid-State Structures: Influence of Substituents and Solvent on the Supramolecular Structure. Journal of the American Chemical Society, 127, pp. 3120-3130.