@article{10_4153_CJM_1976_079_2,
     author = {Lewis, William J. and Ohm, Jack},
     title = {The {Ordering} of {Spec} {R}},
     journal = {Canadian journal of mathematics},
     pages = {820--835},
     year = {1976},
     volume = {28},
     number = {4},
     doi = {10.4153/CJM-1976-079-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1976-079-2/}
}