@article{10_4153_CJM_1996_054_2,
     author = {Ravenel, Douglas C. and Wilson, W. Stephen},
     title = {The {Hopf} {Ring} for {P(n)}},
     journal = {Canadian journal of mathematics},
     pages = {1044--1063},
     year = {1996},
     volume = {48},
     number = {5},
     doi = {10.4153/CJM-1996-054-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1996-054-2/}
}