@article{BMMS_2012_35_2_a4,
     author = {Kyung-Tae Kang and Seok-Zun Song},
     title = {Characterizations of {Term-Rank} {Preservers} over {Boolean} {Matrices}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2012},
     volume = {35},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2012_35_2_a4/}
}