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@article{DMGAA_2006_26_1_a0, author = {Xin, Xiao}, title = {Hyper {BCI-algebras}}, journal = {Discussiones Mathematicae. General Algebra and Applications}, pages = {5--19}, publisher = {mathdoc}, volume = {26}, number = {1}, year = {2006}, language = {en}, url = {http://geodesic.mathdoc.fr/item/DMGAA_2006_26_1_a0/} }
Xin, Xiao. Hyper BCI-algebras. Discussiones Mathematicae. General Algebra and Applications, Tome 26 (2006) no. 1, pp. 5-19. http://geodesic.mathdoc.fr/item/DMGAA_2006_26_1_a0/
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