00620nam a22001697a 4500008004100000040005500041080001600096100002200112245004000134260006900174300001500243650001200258653001400270942001200284999001700296952013700313230612b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a629.78 bK9  aGrodzovskii, G L   aMechanics of spaceflight low thrust  aJerusalem:  bIsrael Program for Scientific Translations, c1969  axvi, 562p.  aScience  aAstronomy  2udccBK  c42393d42393  00102udc40662978_K970963116aNSLbNSLcGF/Rk-13/C-21/R-2d1971-03-17l0o629.78  K9p34781r2023-06-12 00:00:00w2023-06-12yBK