Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
This undergraduate introduction to gravitational relativity as it applies to the expanding universe attempts to describe the universe as revealed by observation, and to present a theoretical framework powerful enough to enable important cosmological formulae to be derived.