V.Campelo Souza; J.Bianque de Oliveira; R.Maria de Lyra-Neves; L. Pelage; A.Jefferson da Silva_Oliveira; W. Oliveira-Silva; L. da Silva-Cabral; W.Rodrigues Telino-Júnior
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith