Sin kwahak undong
By: Sin Kwahak Yŏnʾguhoe pʾyŏn.
Contributors: Sin Kwahak Yŏnʾguhoe.
Edition: Chaepʻan
Publisher: Pŏmyangsa Chʻulpʻanbu
Published: 1986
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 478
Subjects: Science.
Notes: Includes bibliographical references (p. 458-476)