00348nam a2200121Ia 4500082001900000100001400019245005300033260005900086300001000145490006100155500000500216700000500221  a519.2bT625.OM  aTjur, Tue  aOn the mathematical foundations of probabilityb  aCopenhagenbInstitute of Mathematical Statisticsc1972  a183p.  aInstitute of Mathematical Statistics lecture notes, no.1  a  a