TY  - BOOK
AU  - Hughes, Harry Meachum,
TI  - Estimation of the variance of the bivariate normal distribution
T2  - University of California publications in statistics
AV  - HA13 .C35 vol. 1, no. 4
U1  - 311 
PY  - 1949///
CY  - Berkeley
PB  - University of California Press
KW  - Mathematical statistics
N1  - "References": p. 51
ER  -