1. Institutions and the legislative success of 'strong' presidents: an analysis of government bills in Chile;E Alem�n;The Journal of Legislative Studies,2009
2. Cabinet determinants of structural reforms in Latin America;D Altman;The Developing Economies, XLVI,1985
3. Party discipline in the Chamber of Deputies;B Ames;Legislative politics in Latin America,2002
4. Forma��o de gabinetes presidenciais no Brasil: coaliz�o versus coopta��o;Amorim Neto;Nova Economia,1994