Numerical - chronological author index 1954 - 1978 / Horace Jacobs, Robert H. Jacobs. -- San Diego : Univelt Inc., 1979. -- 446 s. -- (Advances in the Astronautical Sciences. Science and technology series and other AAS publ). -- ISBN 0-87703-102-9. astronautika * lety kozmické * kozmonautika