@article{e7b92f2c28534a82866e01c5d8e956f5,
title = "A Measurement of the psi ' to J/psi production ratio in 920 GeV proton-nucleus interactions",
abstract = "Ratios of the ψ′ over the J/ψ production cross sections in the dilepton channel for C, Ti and W targets have been measured in 920 GeV proton-nucleus interactions with the HERA-B detector at the HERA storage ring. The ψ′ and J/ψ states were reconstructed in both the μ",
author = "I. Abt and T. Bauer and J. Carvalho and J.R. Hernandez and K. Lau and A. Sbrizzi and H. Schroder and A.S. Schwarz and J. Wang",
note = "A Measurement of the psi ' to J/psi production ratio in 920 GeV proton-nucleus interactions",
year = "2007",
doi = "10.1140/epjc/s10052-006-0139-9",
language = "English",
volume = "49",
pages = "545--558",
journal = "European Physical Journal C. Particles and Fields",
issn = "1434-6044",
publisher = "Springer New York",
number = "2",
}