Channell, Millicent King, Mason, David C. (1) Holzman, Robert S., Mancuso, Thomas J., Polaner, David M. (1) Anderson, David (university Of Cincinnati), Sweeney, Dennis (university Of Cincinnati), Williams, Thomas (rochester Institute Of Technology), Wisniewski, Mik (university Of Strathclyde (1) Williams, David A (university College London, Cecchi-pestellini, Cesare (osservatorio Astronomico Di Palermo (1)