Qazi, Mansoor Ahmed, 		Qureshi, Imdadullah, 		Memon, Shahabuddin, AND 		Sharif, M..
"Evaluation of Complexation Behavior of Calix[4]arene Derivative" <em>Pakistan Journal of Analytical &amp; Environmental Chemistry</em> [Online], Volume 11 Number 1 (1 June 2010)