Pyŏl ŭn tora orira
Subtitle: kwahak hwansang chungpʻyŏn sosŏl
By: Pak Chong-nyŏl.
Publisher: Kŭmsŏng Chʻŏngnyŏn Chʻulpʻansa
Published: 1993
Place of publication: Pʻyŏngyang
Language: kor
Number of pages: 156
Notes: Science fiction.