@article{PDML_1985___2B_15_0, author = {Wang, Shang Zhi and Li, Bo Yu}, title = {A {Theorem} on {Directed} {Quasi-Ordered} {Sets} and {Some} {Remarks}}, journal = {Publications du D\'epartement de math\'ematiques (Lyon)}, pages = {15--20}, publisher = {Universit\'e Claude Bernard - Lyon 1}, number = {2B}, year = {1985}, mrnumber = {848820}, zbl = {0591.06005}, language = {en}, url = {http://www.numdam.org/item/PDML_1985___2B_15_0/} }