Uju wa chigu ŭi kaech'ŏkchadŭl
By: chipp'il Im Tong-su, Ko Sŏng-nyong
Contributors: Ko, Sŏng-nyong, author
Publisher: Kwahak Kisul Ch'ulp'ansa
Published: 2018
Place of publication: P'yŏngyang-si
Language: kor
Number of pages: 191
ISBN-13: 9789946102832
Subjects: Scientists; Biography; Science; History