G. Ebelke

The Apache Point Observatory Galactic Evolution Experiment (APOGEE) Spectrographs

M. Carr, R. Hammond, J. R. Sanchez-Gallego, 2019, Publications of the Astronomical Society of the Pacific.

Column density distribution and cosmological mass density of neutral gas: Sloan Digital Sky Survey-III Data Release 9

E. Malanushenko, P. Noterdaeme, P. Petitjean, 2012, 1210.1213.

Deep SDSS optical spectroscopy of distant halo stars - I. Atmospheric parameters and stellar metallicity distribution

C. Allende Prieto, J. Sobeck, E. Malanushenko, 2014, 1406.4997.