MAP20078038946 Keenan, Donald C. Locally greater vulnerability to background risk / by Donald C. Keenan and Arthur Snow En: The Geneva Risk and Insurance Review. - The Netherlands : The Geneva Association, 1991-2010 = ISSN 0926-4957. - 01/12/2003 Número 2 28 2003 , p. 161-172 I. Snow, Arthur . II. Título.