por Russell, Henry Norris, 1877-1957 [autor] | Dugan, Raymond Smith [autor] | Stewart, John Quincy [Coat.].
por Lynch, David, 1946- [autor] | Livingston, W. C. (William Charles), 1927- [autor] | University of Cambridge.
por Rybicki, George B [autor] | Lightman, Alan P, 1948- [autor].
por Chandrasekhar, Subrahmanyan, 1910-1995 [autor].