@article{10_4153_CMB_2009_058_6,
     author = {Konstantinou, Elisavet and Kontogeorgis, Aristides},
     title = {Computing {Polynomials} of the {Ramanujan} tn {Class} {Invariants}},
     journal = {Canadian mathematical bulletin},
     pages = {583--597},
     year = {2009},
     volume = {52},
     number = {4},
     doi = {10.4153/CMB-2009-058-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2009-058-6/}
}