Radiation protection and measurement for lowvoltage neutron generators. - Bethesda, Md. : NCRP, 1983. - vi, 80 p. : tabla, diagr. - Report, no.<72> . - Estados Unidos. National council on radiation protection and measurements . - Report, no.<72> . Recommendations of the NCRP ApĂ©ndices y bibliografĂa: p.42-64 ISBN: 0913392618 ISSN: 0083209X Standard No.: NCRP-REPORT-72