%0 Journal Article %A Istas, Jacques %T Multifractional brownian fields indexed by metric spaces with distances of negative type %J ESAIM: Probability and Statistics %D 2013 %P 219-223 %V 17 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ps/2011157/ %R 10.1051/ps/2011157 %G en %F PS_2013__17__219_0