Published in Breviora, in 1956, in volume 51, pages 1-5
Published in Breviora, in 1956, in volume 52, pages 1-11
Published in Breviora, in 1956, in volume 53, pages 1-15
Published in Breviora, in 1956, in volume 54, pages 1-19
Published in Breviora, in 1956, in volume 55, pages 1-4
Published in Breviora, in 1956, in volume 56, pages 1-6
Published in Breviora, in 1956, in volume 57, pages 1-14
Published in Breviora, in 1956, in volume 58, pages 1-11
Published in Breviora, in 1956, in volume 59, pages 1-4
Published in Breviora, in 1956, in volume 60, pages 1-7
Published in Breviora, in 1956, in volume 61, pages 1-6
Published in Breviora, in 1956, in volume 62, pages 1-8
Published in Breviora, in 1956, in volume 63, pages 1-10
Published in Breviora, in 1956, in volume 64, pages 1-8
Published in Breviora, in 1956, in volume 65, pages 1-7