Study on the Safety Management Efficiency of Coastal Passenger Ship Companies with Undesirable Output-Directional Distance Function Model (비소망산출물 방향거리 함수 모형을 활용한 연안여객선사의 안전관리 운영 효율성 연구)
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- Proceedings of KOSOMES biannual meeting
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- 2018.06a
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- pp.43-43
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- 2018