Authors:
Stéphane Dray <[email protected]>
,
Anne-Béatrice Dufour <[email protected]>
,
and Jean Thioulouse <[email protected]>
,
with contributions from Thibaut Jombart
,
Sandrine Pavoine
,
Jean R. Lobry
,
Sébastien Ollier
,
Daniel Borcard
,
Pierre Legendre
,
Stéphanie Bougeard and Aurélie Siberchicot. Based on earlier work by Daniel Chessel.