Cornélis, A. Laszlo, P.; Zettler, M. W. "Iron(III) Nitrate–K10 Montmorillonite Clay" in Encyclopedia of Reagents for Organic Synthesis (Ed: L. Paquette) 2004, J. Wiley & Sons, New York. DOI:10.1002/047084289.
Hampton, K. G. Harris, T. M.; Hauser, C. R. (1973). "2,4-Nonanedione". Org. Synth.; Coll. Vol.5: 848. As of 2007, 22 other entries describe similar preparations in Organic Syntheses