Observation of low-lying resonance states of [Formula Presented] at the [Formula Presented]S and [Formula Presented]S He thresholds

por Báder, A., Sarkadi, L., Víkor, L., Kuzel, M., Závodszky, P.A., Jalowy, T., Groeneveld, K.O., Macri, P.A., Barrachina, R.O.