H. AHANKAR, I. AMINI, and A. RAMAZANI, “Microwave Induced Stereoselective Conversion of Dialkyl-2-(1,1,3-trioxo-1,3-dihydro-2H-1,2-benzisothiazol-2-yl)- 3-(triphenylphosphoranylidene)succinates to Dialkyl-2-(1,1,3- trioxo-1,3-dihydro-2H-1,2-benzisothiazol-2-yl)-2-butendioates”, ajc, vol. 19, no. 2, pp. 1587–1588, Mar. 2010.