@article{ASENS_2003_4_36_6_969_0,
     author = {Riedtmann, Christine and Zwara, Grzegorz},
     title = {On the zero set of semi-invariants for quivers},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {969--976},
     publisher = {Elsevier},
     volume = {Ser. 4, 36},
     number = {6},
     year = {2003},
     doi = {10.1016/j.ansens.2003.02.001},
     mrnumber = {2032531},
     zbl = {1067.16022},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.ansens.2003.02.001/}
}