Gianfranco Piras is on CollEc

rank value
closeness 6433 4.83319
betweenness 4748 2.29891

co-authors

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