A. RAMAZANI, A. MASSOUDI, and I. Amini, “Microwave Induced Synthesis of Alkyl-2-(2-alkoxy-2- (oxoethyl)dinaphtho[2,1-d:1,2-f][1,3]-dioxepin-2- carboxylates from Stabilized Phosphorus Ylides”, ajc, vol. 19, no. 2, pp. 1592–1594, Mar. 2010.