 His book "Lisboa no Cais da Memória" (2003) reproduces some of the key images from these works and can be seen as an anthology of his work about Lisbon.Gageiro had a worldwide exposure of his work when he photographed the events related to the Munich massacre that took place at the Olympic Games of 1972.He was also one of the main photographers of the events surrounding the Carnation Revolution in 1974, with Alfredo Cunha, such as the picture taken in the headquarters of the P.I.D.E.