APA (7th ed.) Citation

Umar, A. (2018). Some combinatorial problems in the theory of symmetric inverse semigroups. Lugansk National Taras Shevchenko University.

Chicago Style (17th ed.) Citation

Umar, A. Some Combinatorial Problems in the Theory of Symmetric Inverse Semigroups. Lugansk National Taras Shevchenko University, 2018.

MLA (8th ed.) Citation

Umar, A. Some Combinatorial Problems in the Theory of Symmetric Inverse Semigroups. Lugansk National Taras Shevchenko University, 2018.

Warning: These citations may not always be 100% accurate.