TY - JOUR AU - M. Peimbert AU - G. Wallerstein AU - C. Pilachowski BT - Astronomy and Astrophysics N1 - JILA Pub. 2305 PY - 1981 SP - 72 EP - 74 T2 - Astronomy and Astrophysics TI - An upper limit for the deuterium abundance in Canopus UR - http://adsabs.harvard.edu/full/1981A\%26A...104...72P VL - 104 ER -