@article{GDZPPN002438755,
title = {Non-commutative moment problems.},
journal = {Mathematische Zeitschrift},
volume = {207},
year = {1991},
pages = {623-650},
zbl = {0712.22010},
url = {http://dml.mathdoc.fr/item/GDZPPN002438755}
}
Schmüdgen, Konrad. Non-commutative moment problems.. Mathematische Zeitschrift, Tome 207 (1991) pp. 623-650. http://gdmltest.u-ga.fr/item/GDZPPN002438755/