@article{10_4064__26_1_407_432,
     author = {Claus Michael Ringel},
     title = {The canonical algebras},
     journal = {Banach Center Publications},
     pages = {407--432},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1990},
     doi = {10.4064/-26-1-407-432},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/-26-1-407-432/}
}