@article{10_4153_CMB_2000_018_4,
     author = {Schaller, Paul Schmutz},
     title = {Perfect {Non-Extremal} {Riemann} {Surfaces}},
     journal = {Canadian mathematical bulletin},
     pages = {115--125},
     year = {2000},
     volume = {43},
     number = {1},
     doi = {10.4153/CMB-2000-018-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2000-018-4/}
}