Edelen, Dominic G. B. Relativity and the question of discretization in astronomy [by] Edelen [and] Wilson - Berlin New York Springer-Verlag 1970 - xii, 186 p illus 24 cm - Springer tracts in natural philosophy, v. 20 . INDEX P. 175 ENG LCCN: 79108675 Subjects--Topical Terms: CosmologyRelativity (Physics) LC Class. No.: QB981 Dewey Class. No.: 523.013