@article{MZ_1992__210_1_174389,
     author = {Rainer Weissauer},
     title = {Modular forms of genus 2 and weight 1.},
     journal = {Mathematische Zeitschrift},
     pages = {91--96},
     publisher = {mathdoc},
     volume = {210},
     number = {1},
     year = {1992},
     zbl = {0737.11011},
     url = {http://geodesic.mathdoc.fr/item/MZ_1992__210_1_174389/}
}