Total positivity and algebraic Witt classes.
Estes, D.R. ; Hurrelbrink, J. ; Perlis, R.
Commentarii mathematici Helvetici, Tome 60 (1985), p. 284-290 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1985-01-01
EUDML-ID : urn:eudml:doc:140014 
@article{GDZPPN002065770,
     title = {Total positivity and algebraic Witt classes.},
     journal = {Commentarii mathematici Helvetici},
     volume = {60},
     year = {1985},
     pages = {284-290},
     zbl = {0589.10021},
     url = {http://dml.mathdoc.fr/item/GDZPPN002065770}
}

Estes, D.R.; Hurrelbrink, J.; Perlis, R. Total positivity and algebraic Witt classes.. Commentarii mathematici Helvetici, Tome 60 (1985) pp. 284-290. http://gdmltest.u-ga.fr/item/GDZPPN002065770/