Yousefi, Mohammad, and Fatemeh Tavakolinia. “First Supramolecular Complexes of Organotin(IV) With Kryptofix 5: Synthesis and Spectral Study”. Asian Journal of Chemistry 23, no. 10 (August 1, 2011): 4444–4446. Accessed May 15, 2026. https://asianpubs.org/index.php/ajchem/article/view/10874.