1. Bühlmann H. , Mathematical methods in risk theory, Springer Berlin, 1970.
2. On additive premium calculation principles;Gerber;Astin Bulletin,1974
3. A characterization of certain families of distributions via esscher transforms and independence;Gerber;Journal of the American Statistical Association,1980
4. A new premium calculation principle based on Orlicz norms;Haezendonck;Insurance: Mathematics and Economics,1982
5. Premium calculation by tranforming the layer premium density;Wang;Astin Bulletin,1996