ISBN 9780720401592 books & textbook
Physics of the one- and two-electron atoms: Proceedings of the Arnold Sommerfeld Centennial Memorial Meeting and of the International Symposium on the ... Atoms. Munich, 10-14 September 1968
North-Holland Pub. Co /1970T Hardcover / 874 Pages
isbn-10: 0720401593 / isbn-13: 9780720401592