About DML-CZ | FAQ | Conditions of Use | Math Archives | Contact Us

DML-CZ Home

Author: Umar, Abdullahi

Umar, Abdullahi: Presentations for subsemigroups of $PD_n$. (English). Czechoslovak Mathematical Journal, vol. 69 (2019), issue 2, pp. 417-426

Browse
- Collections
- Titles
- Authors
- MSC

Partner of