@article{Cleaver:96,
      author        = "Cleaver, G B and Faraggi, A E and Nanopoulos, Dimitri V
                       and Walker, J W",
      title         = "{Non-Abelian Flat Directions in a Minimal Superstring
                       Standard Model}",
      journal       = "Mod. Phys. Lett. A",
      number        = "hep-ph/0002060. ACT-2000-1. CTP-TAMU-2000-2.
                       OUTP-2000-03-P. TPI-MINN-2000-6",
      volume        = "15",
      pages         = "1191-1202. 14 p",
      month         = "Feb",
      year          = "2000",
}