TY  - JOUR
AU  - O. Schürz
TI  - Business and Economic Statistics -  Spurr, W.A.; Kellogg, L.S.; Smith, J.H.
JO  - Metrika
PY  - 1962
SP  - 215
EP  - 217
VL  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MET_1962__5_175158/
ID  - MET_1962__5_175158
ER  -