1. Lee, S. G., Ko, B. S., Ahn, S. H., and Hwang, H. Y., “Initial Sizing of a Tilt Ducted Fan Type eVTOL for Urban Air Mobility,” Journal of the Korean Society for Aciation and Aeronautics, Vol. 29, No. 3, pp. 52~65, 2021.
2. MIL-STD-810H, “Department of Defense Test Method Standard for Environmental Engineering Considerations and Laboratory Tests”, Department of Defense, US, 514.8C, 2019.
3. Lee, C. H., Moon, C. I., and Hur, J. W., “A Structural Analytical Study on the Design, Sensitivity of Skid Landing Gear for PAV,” Journal of the Korean Society of Manufacturing Process Engineers, 2023.
4. Ro, S. H., Mechanical Vibrations and Application, hanteemedia, pp. 19~25, 2011.
5. Kim, D. K., Dynamics of Structure, Goomibook, pp. 232~234, 2017.