Ocasião propícia, ocasião nefasta: tempo, história e ação política em Rousseau // [Propitious occasion, nefastous occasion: time, history and political action in Rousseau] Maria das Graças de Souza In: "Trans/Form/Ação". Vol 29. Pp 249-256. 2006 1 theory and philosophy of historiography 3 history outside academia fields of research politics (political history/political theory) time/temporality