共 22 条
[1]
AUB JC, 1926, LEAD POISONING, P242
[2]
Carpenter TM, 1937, SCI MON, V45, P5
[4]
COWDRY EV, 1933, ARTERIOSCLEROSIS, P595
[5]
COVARIANCE USED TO ANALYZE THE RELATION BETWEEN CORN YIELD AND ACREAGE
[J].
JOURNAL OF FARM ECONOMICS,
1936, 18 (03)
:597-607
[6]
DONALDSON HH, 1924, WISTAR I, P328
[7]
DUFF, 1932, PHYS STUDENTS SCI EN, P8
[8]
EMERSON H, 1932, ALCOHOL MAN
[9]
Fisher R.A., 1934, STAT METHODS RES WOR, V5th
[10]
GREENE EC, 1935, AM PHILOS, P178