1R. Bautista,P. Gabriel,A. V. Roiter,L. Salmerón. Representation-finite algebras and multiplicative bases[J] 1985,Inventiones Mathematicae(2):217～285
2Dieter Happel,Dieter Vossieck. Minimal algebras of infinite representation type with preprojective component[J] 1983,Manuscripta Mathematica(2-3):221～243
