scholarly article | Q13442814 |
P819 | ADS bibcode | 1997ApJS..108....1I |
P356 | DOI | 10.1086/312956 |
P2093 | author name string | Izotov Y. I. | |
Lipovetsky V. A. | |||
Thuan T. X. | |||
P921 | main subject | helium | Q560 |
P304 | page(s) | 1–39 | |
P577 | publication date | 1997-01-01 | |
P1433 | published in | The Astrophysical Journal Supplement Series | Q2984591 |
P1476 | title | The primordial helium abundance: systematic effects and a new determination | |
P478 | volume | 108 |