6 links
Astronomy 162: White Dwarfs and Novae
csep10.phys.utk.edu
Short on text, but contains excellent images, diagrams and a table of the brightest white dwarfs
Chandra X-Ray Observatory: Brown Dwarf Stars
chandra.harvard.edu
Introduction and data on brown dwarf stars.
Coronae of Dwarf Stars
astro.uchicago.edu
Highly mathematical explanation of how to calculate the coronae of dwarf stars.
Cosmic census finds universe full of brown dwarfs
cnn.com
Details the surprising amount of brown dwarf stars in the universe. CNN article
Echelle Spectra for White Dwarfs
vega.lpl.arizona.edu
Contains final processed IUE SWP echelle spectra for all 55 hot white dwarfs