$1KGa!0s!\o!X$!4c!;e'4U!M"!Na'CZ'Q<'I&'T2'Kg!8W'YK'\Qs - $1'_#!Be!Oes ($1!4I!0a!<D (B: s $1!04!U<!CU!;P(B,s, 2018)
Keywords: Ecology; Hubei Sheng (China) -- Economic conditions -- History; Hubei Sheng (China) -- Environmental conditions -- History