Kim, S. D., Ryu, J. S., Oh, K. R. and Jeong, S. M. (2012). “An application of copulas-based
joint drought index for determining comprehensive drought conditions.” Journal of
Korean Society of Hazard Mitigation, Vol. 12, No. 1, pp. 223-230 (In Korean).10.9798/KOSHAM.2012.12.1.223Kim,
S. D., Ryu, J. S., Oh, K. R. and Jeong, S. M. (2012). “An application of copulas-based
joint drought index for determining comprehensive drought conditions.” Journal of
Korean Society of Hazard Mitigation, Vol. 12, No. 1, pp. 223-230 (In Korean).