Between the PHYS-Classification Scheme 1987 and the Astronomy and Astrophysics Abstracts Classification Scheme
Part of the Astronomy and Astrophysics Abstracts book series (AAA, volume 44)
KeywordsClassification System Classification Scheme Reduction Technique Fundamental Aspect Earth Satellite
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
© Springer-Verlag Berlin Heidelberg 1988