Citation: Mummidivarapu, V. V. Sreenivasu; Tabbasum, Khatija; Chinta, Jugun Prakash; Rao, Chebrolu P. (2012). 1,3-Di-amidoquinoline conjugate of calix[4]arene (L) as a ratiometric and colorimetric sensor for Zn(2+): Spectroscopy, microscopy and computational studies.. Dalton transactions (Cambridge, England : 2003), 41, pp. 1671-1674.