Flying - Março 1956

Flying - Março 1956

https://books.google.pt/books?id=7UvJRRSkbbMC&printsec=frontcover&hl=pt-PT&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=true

Modelar - Janeiro 1970

Modelar - Janeiro 1970

http://www.rclibrary.co.uk/files_titles/1491/Modelar_1970_01.pdf

Model Aviation - dezembro 1983

Model Aviation - dezembro 1983

http://library.modelaviation.com/ma/1983/12

Popular Mechanics - Outubro 1985

Popular Mechanics - Outubro 1985

https://books.google.pt/books?id=duMDAAAAMBAJ&printsec=frontcover&hl=pt-PT&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=true

Livro - Profile Publications No. 1: S.E.5a

Profile Publications No. 1: S.E.5a - 1965

http://www.rclibrary.co.uk/files_titles/1489/ProfilePubs_001_SE5a.pdf