@article{NSR1978PE11,
  author="C. {Perrin} and R. {Corfu} and J. -P. {Egger} and J. -F. {Germond} and P. {Gretillat} and C. {Lunke} and J. {Piffaretti} and E. {Schwarz}",
  title="Observation of the 15.1 MeV (1$^{+}$) State in Carbon-12 by $\pi ^{+}$ Inelastic Scattering Near the $\pi$N (3, 3) Resonance",
  journal="Helv.Phys.Acta",
  year=1978,
  volume="51",
  pages="380"
}
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