1. On Some New Integrodifferential Inequalities;Agarwal,1982
2. On Opial-type inequalities in two variables;Cheung;Aequationes Math.,1989
3. W. S. Cheung, Opial-type inequalities with m functions in n variables, preprint.
4. W. S. Cheung, Some new Opial-type inequalities, Mathematika, to appear.
5. An inequality similar to Opial's inequality;Das,1969