TY - DATA AU - Phillips, Robert W., author. TI - Grappling with Gravity SN - 9781441968999, 978-1-4419-6899-9 U1 - 520, PY - 2012/// CY - New York, NY PB - Springer New York KW - Extraterrestrial Physics, Space Sciences KW - Aerospace Technology and Astronautics KW - Astronautics KW - Astronomy KW - Astrophysics KW - Physics KW - Planetology KW - Popular Science in Astronomy N1 - Physics and Astronomy (Springer-11651) UR - http://dx.doi.org/10.1007/978-1-4419-6899-9 ER -