Hegazy, W.H. 2013. New lanthanide complexes of 1,1`-bis[(2-thienylmethylidene)hydrazono-1-ethyl]-ferrocene and 1,1`-bis(2,3-dihydro-2-methylbenzo[d]thiazol-2-yl)ferrocene: Synthesis, characterization and antimicrobial properties. European Journal of Chemistry. 4, 3 (Sep. 2013), 255–259. DOI:https://doi.org/10.5155/eurjchem.4.3.255-259.833.