MAP20100088159 Seif, James M. Risk management strategies used in cleaning up hazardous waste sites / James M Seif and Thomas C Voltaggio En: Geneva papers on risk and insurance : issues and practice. - Geneva : The Geneva Association, 1976- = ISSN 1018-5895. - Tomo 14 Número 2 - 1989 I. Votaggio, Thomas C. .