@article{105488, author = {Donald Joseph Hansen}, title = {Compatible partial orderings in Boolean algebras}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {014}, year = {1973}, pages = {231-239}, zbl = {0265.06012}, mrnumber = {0327601}, language = {en}, url = {http://dml.mathdoc.fr/item/105488} }
Hansen, Donald Joseph. Compatible partial orderings in Boolean algebras. Commentationes Mathematicae Universitatis Carolinae, Tome 014 (1973) pp. 231-239. http://gdmltest.u-ga.fr/item/105488/
Lattice Theory, American Mathematical Society, Providence, R. I., 1967. (1967) | MR 0227053 | Zbl 0153.02501