Gianfranco Piras is on CollEc

rank value
closeness 6323 4.8108
betweenness 4985 2.22422

co-authors

  1. giuseppe arbia [par244]
  2. Ingmar Prucha [ppr355]
  3. Kathy Baylis [pba747]
  4. Giovanni Millo [pmi213]
  5. Marco Percoco [ppe128]
  6. J.Paul Elhorst [pel36]
  7. Roberto Basile [pba259]
  8. Patricio Aroca [par138]
  9. Randall Jackson [pja412]
  10. Giancarlo Bruno [pbr244]
  11. Claudio Lupi [plu23]