TY - RPRT TI - Observable physics from superstring exotic particles: Small Dirac neutrino masses. AU - A Masiero AU - DV Nanopoulos AU - AI Sanda PY - 1986 DO - 10.1103/physrevlett.57.663 UR - https://pubmed.ncbi.nlm.nih.gov/10034126/ ID - 10034126 ER -