Add Soille:2002:Advances
Add Matheron:1963:principes
Add Vann:1998:Beyond
Add Emery:2006:Multigaussian
Turn Vann:2000:mik into Vann:2000:MIK
Add Emery:2004:MIK

No file
Add Emery:2005:Multigaussian
Add Lantuejoul:1988:Support