@article{10_1017_S0017089500031074,
     author = {Blyth, T. S.},
     title = {On the endomorphism semigroup of an ordered set},
     journal = {Glasgow mathematical journal},
     pages = {173--178},
     year = {1995},
     volume = {37},
     number = {2},
     doi = {10.1017/S0017089500031074},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500031074/}
}