Between 1945 and 1947 Lacerda studied harmony and counterpoint with Ernesto Kierski and singing with Olga Urbany Ivanov (his mother was also a singer).
From 1945 to 1947, Lacerda engaged in musical studies under the guidance of Ernesto Kierski for harmony and counterpoint, while also learning singing from Olga Urbany Ivanov, who was his mother's singing teacher.