Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
The theory of waves is generalized on cases when waves change medium in which appear and propagate. A reaction of structural elements and space objects to the dynamic actions of the different nature, durations and intensities is studied.