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- E-bookIntroduction to the Mechanics of the Solar SystemRudolf Kurth
- E-bookDimensional Analysis and Group Theory in AstrophysicsRudolf Kurth
- E-bookIntroduction to Stellar StatisticsRudolf Kurth
- E-bookAxiomatics of Classical Statistical MechanicsRudolf Kurth
- E-bookSéries: Dover Books on PhysicsIlya Prigogine
- E-bookSéries: International Series in Pure and Applied MathematicsN. Dinculeanu