TY  - RPRT
TI  - Attracting theorems for cyclic sets and impermanence.
AU  - A Sikder
PY  - 1998
DO  - 10.1016/s0025-5564(98)10019-6
UR  - https://pubmed.ncbi.nlm.nih.gov/9727294/
ID  - 9727294
ER  -