Hŭitʻoryu kŭmsok ŭi chejo wa ŭngyong
By: Kil Sang-chʻŏl.
Series: Kisul chŏngbo sirijŭ -- che 30-ho
Publisher: Sanŏp Yŏnʼguwŏn
Published: 1989
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 71
Subjects: Rare earth metals
Notes: Includes bibliographical references (p. 64-65).