by Sunta, C.M., Feria, Ayta W.E., Piters, T.M., Watanabe, S.
Published in Radiation measurements (01.04.1999)

by Watanabe, S., Ortega, N.R.S., Feria Ayta, W.E., Coaquira, J.A.H., Cortezão, S.U., Arenas, J.S.A.
Published in Radiation measurements (01.04.1997)