MAP20080047016 Huh, Joonghee Computation of multivariate barrier crossing probability and its applications in credit risk models / Joonghee Huh and Adam Kolkiewicz En: North American actuarial journal. - Schaumburg : Society of Actuaries, 1997- = ISSN 1092-0277. - 01/07/2008 Tomo 12 Número 3 - 2008 I. Kolkiewicz, Adam . II. Title.