Michelangelo Bucci Aldo de Luca Alessandro De Luca On a Generalization of Standard Episturmian Morphisms. 158-169 2008 Developments in Language Theory http://dx.doi.org/10.1007/978-3-540-85780-8_12 conf/dlt/2008 db/conf/dlt/dlt2008.html#BucciLL08