Hirosima, Kiyosi Does very low fertility accelerate nuclearization? : kin availability of low fertility societies / Kiyosi Hirosima - Tokyo : Ministry of health and weflare (MHW) , 1990 - 18p. : ill. ; 30 cm. - working paper No. 8 . Includes bibliographical references. Subjects--Topical Terms: Fertility--Japan Gov. Doc. Class. No.: JP MHW IPP WP-8