@article{GDZPPN002374668,
title = {A matrix theory of measurement.},
journal = {Mathematische Zeitschrift},
volume = {37},
year = {1933},
pages = {542-555},
zbl = {0007.25203},
url = {http://dml.mathdoc.fr/item/GDZPPN002374668}
}
Copeland, A.H. A matrix theory of measurement.. Mathematische Zeitschrift, Tome 37 (1933) pp. 542-555. http://gdmltest.u-ga.fr/item/GDZPPN002374668/