(2011). Measuring helium abundance difference in giants of NGC 2808.
Cita Chicago Style (17a ed.)Measuring Helium Abundance Difference in Giants of NGC 2808. 2011.
Cita MLA (8a ed.)Measuring Helium Abundance Difference in Giants of NGC 2808. 2011.
Precaución: Estas citas no son 100% exactas.