donald hay is on CollEc

rank value
closeness 17068 5.27122
betweenness 19639 0.242315

co-authors

  1. Helen Louri [plo273]
  2. Howard Smith [psm46]
  3. John Vickers [pvi114]
  4. Gordon Menzies [pme97]
  5. Jenny Corbett [pco562]