Ganga, V.B.Suresh, E.Varma, Luxmi R.2012-01-102012-01-102008Tetrahedron Letters 49 (2008) 1750–1752http://hdl.handle.net/1968424/412enCalix[4]bis(spirodienone)Novel 1,3-dipolar cycloaddition reactions of calix[4]bis(spirodienones):synthesis of isoxazolidine derived macrocyclesArticle