Check for AMS papers, e.g.: "First result from the Alpha Magnetic Spectrometer on the International Space Station: precision measurement of the positron fract

Check for AMS papers, e.g.: "First result from the Alpha Magnetic Spectrometer on the International Space Station: precision measurement of the positron fraction in primary cosmic rays of 0.5–350 GeV" https://scholar.google.com/scholar?hl=de&as_sdt=0%2C5&q=alpha+magnetic+spectrometer&oq=alpha+magn#d=gs_qabs&u=%23p%3DFJiNj9EU9ggJ https://scholar.google.com/scholar?hl=de&as_sdt=0%2C5&q=alph...