Muhammet Ali Erbay, Unsal Tekir, Suat Koc
      r-Ideals of commutative semigroups
      International Journal of Algebra, Vol. 10, 2016, no. 11, 525-533
      https://doi.org/10.12988/ija.2016.61276

Copyright © 2016 Muhammet Ali Erbay, Unsal Tekir and Suat Koc. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.