@article{10_4171_ggd_351,
     author = {Ingrid Bauer and Roberto Pignatelli},
     title = {Product-quotient surfaces: new invariants and algorithms},
     journal = {Groups, geometry, and dynamics},
     pages = {319--363},
     year = {2016},
     volume = {10},
     number = {1},
     doi = {10.4171/ggd/351},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/351/}
}