TY  - RPRT
TI  - Some properties of four Cochran-type tests for homogeneity of variance 
AU  - Joiner, Brian L
PY  - 1967
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 9639
DO  - 10.6028/NBS.RPT.9639
ER  -