O-AFA: order preserving all flash array. - Seung Won Yoo; Joontaek Oh; Youjip Won (SYSTOR, 2022)

CJFS: Concurrent Journaling for Better Scalability. - Joontaek Oh; Seung Won Yoo; Hojin Nam; Changwoo Min; Youjip Won (FAST, 2023)

Key-Space Partitioned LSM Tree for CMM-H. - Seungho Lim; Seung Won Yoo; Joontaek Oh; Wonseb Jeong; Hyunsub Song; Hyeonho Song; Donghun Lee; Youjip Won (NVMSA, 2024)

OPIMQ: Order Preserving IO stack for Multi-Queue Block Device. - Jieun Kim; Joontaek Oh; Juwon Kim; Seung Won Yoo; Youjip Won (FAST, 2025)

DJFS : Directory-Granularity Filesystem Journaling for CMM-H SSDs. - Seung Won Yoo; Joontaek Oh; Myeongin Cheon; Bonmoo Koo; Wonseb Jeong; Hyunsub Song; Hyeonho Song; Donghun Lee; Youjip Won (FAST, 2025)

lwFSCK: Light-weight Filesystem Check. - Juwon Kim; Dongeon Kim; Seung Won Yoo; Myeongin Cheon; Joontaek Oh; Youjip Won (SAC, 2025)