TY  - BOOK
AU  - Ulrich Walter
TI  - Astronautics
SN  - 978-3-319-74373-8
PB  - Springer
KW  - "Engineering; Aerospace Technology and Astronautics; Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics); Classical Mechanics; Classical and Quantum Gravitation, Relativity Theory"
UR  - http://link.springer.com/openurl?genre=book&isbn=978-3-319-74373-8
ER  -