@article{BSL_2021_50_3_a1,
     author = {Paad, Akbar},
     title = {Tense {Operators} on {BL-algebras} and {Their} {Applications}},
     journal = {Bulletin of the Section of Logic},
     pages = {299--324},
     year = {2021},
     volume = {50},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BSL_2021_50_3_a1/}
}