Cusick, Thomas W.,

The Markoff and Lagrange spectra - Providence, R.I. : American Mathematical Society, c1989. - 1 online resource (ix, 97 p. : ill.) - Mathematical Surveys and Monographs, v. 30 2331-7159 ; .

Bibliography: p. 93-97.

9781470412579 (online)


Lagrange spectrum.
Markov spectrum.