@article{10_21136_MB_2016_7,
     author = {Chajda, Ivan and L\"anger, Helmut},
     title = {An ordered structure of {pseudo-BCI-algebras}},
     journal = {Mathematica Bohemica},
     pages = {91--98},
     publisher = {mathdoc},
     volume = {141},
     number = {1},
     year = {2016},
     doi = {10.21136/MB.2016.7},
     mrnumber = {3475140},
     zbl = {06562161},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2016.7/}
}