@article{10_1017_S0017089500005607,
     author = {Beazer, R.},
     title = {Injectives in some small varieties of ockham algebras},
     journal = {Glasgow mathematical journal},
     pages = {183--191},
     year = {1984},
     volume = {25},
     number = {2},
     doi = {10.1017/S0017089500005607},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500005607/}
}