1. A new species of Principiala (Ithonidae) from the Lower Cretaceous Sinuiju Formation, Democratic People's Republic of Korea. (June 2023) Authors: Won, Chol-Guk; Ri, Song; Ri, Chol-Jun; So, Kwang-Sik Journal: Cretaceous research Issue: Volume 146(2023) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. New Lower Cretaceous wasps (Insecta: Hymenoptera) of the Democratic People's Republic of Korea. (April 2023) Authors: Ri, Song; So, Kwang Sik; Won, Chol Guk; Ri, Chol Jun Journal: Cretaceous research Issue: Volume 144(2023) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗