Leo Girardi

The 13th Data Release of the Sloan Digital Sky Survey: First Spectroscopic Data from the SDSS-IV Survey Mapping Nearby Galaxies at Apache Point Observatory

Keivan G. Stassun, Eric Armengaud, Hai Fu, 2016, 1608.02013.

IS THE GALACTIC DISC OLDER THAN THE HALO

Giovanni Carraro, Leo Girardi, Cesare Chiosi, 1999 .

Population effects on the red giant clump absolute magnitude, and distance determinations to nearby galaxies

L. Girardi, Liverpool Jmu, M. Garching, 2001 .

The Apache Point Observatory Galactic Evolution Experiment (APOGEE)

Robert Barkhouser, Scott W. Fleming, Robert C. Nichol, 2007 .

THE ACS NEARBY GALAXY SURVEY TREASURY. IX. CONSTRAINING ASYMPTOTIC GIANT BRANCH EVOLUTION WITH OLD METAL-POOR GALAXIES

Benjamin F. Williams, Martha L. Boyer, Paola Marigo, 2010, 1009.4618.

A Hot Saturn Orbiting an Oscillating Late Subgiant Discovered by TESS

Keivan G. Stassun, Sara Seager, Kosmas Gazeas, 2019, The Astronomical Journal.

The helium abundance and ΔY/ΔZ in lower main-sequence stars

Luca Casagrande, Chris Flynn, Laura Portinari, 2007 .