CREATE TABLE table_1642 ("Team" TEXT, "Outgoing manager" TEXT, "Manner of departure" TEXT, "Date of vacancy" TEXT, "Replaced by" TEXT, "Date of appointment" TEXT)

Name the manner of departure for elvio selighini
SELECT "Manner of departure" FROM table_1642 WHERE "Replaced by" = 'Elvio Selighini'
SELECT "Manner of departure" FROM "table_1642" WHERE "Replaced by" = 'Elvio Selighini'