TY  - SER
AU  - Guertin, Kateri
AU  - Villeneuve, Jean-Pierre
AU  - Deschenes, Sylvain
AU  - Jacques, Ghislain
TI  - The Choice of Working Variables InGeostatistical Estimation ofSpatial Distribution of Ion Concentration from Acid Precipitation
KW  - Geostatistics
KW  - Acid Precipitation
KW  - Kriging
ER  -