@article{10_37236_3068,
     author = {Masataka Nakamura and Kenji Kashiwabara},
     title = {The prime stems of rooted circuits of closure spaces and minimum implicational bases},
     journal = {The electronic journal of combinatorics},
     year = {2013},
     volume = {20},
     number = {1},
     doi = {10.37236/3068},
     zbl = {1264.06006},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/3068/}
}