@article{10_4171_ggd_180,
     author = {D. Kotschick and Clara L\"oh},
     title = {Groups not presentable by products},
     journal = {Groups, geometry, and dynamics},
     pages = {181--204},
     year = {2013},
     volume = {7},
     number = {1},
     doi = {10.4171/ggd/180},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/180/}
}