Opik, Ernst Julius, 1893-

Interplanetary encounters / by Ernst J. Opik. - Amsterdam : Elsevier Science, 1976. - 155 p. ; 25 cm. - Developments in solar system and space science ; 2. . - Developments in solar system and space science ; 2. .

Includes index.

References : p. 145-147.

0444413715


Mechanics, Celestial.
Gravitation.
Planets--Orbits.