Verschuur, Gerrit The invisible universe : the story of radio astronomy [3rd ed.] - 3rd ed. - Heidelberg Springer International Publishing 2015 - xii, 259p. ; 24 cm. ISBN: 9783319134215 Subjects--Topical Terms: Astronomy Subjects--Index Terms: AA474/674;PH474/680 Dewey Class. No.: 522.682 / VER