1. On Naimpally and Singh's open questions;Qihou;J. Math. Anal. Appl.,1987
2. Extensions of some fixed point theorems of Rhoades;Naimpally;J. Math. Anal. Appl.,1983
3. Fixed points by a new iterator method;Ishikawa,1974
4. Comments on two fixed iteration methods;Rhoades;J. Math. Anal. Appl.,1976
5. Liu Qihou, The convergence theorems of the sequence of Ishikawa iterates for quasicontractive mappings, J. Math. Anal. Appl., in press.