Author Description

20 100 50 1 100 50. 1950 1980 1 5, 6 150 305, 100 (1 ) (266)(144). 1998, 2001 1 [] 2 [] 2002 3 [] 3 8 10. “1960~1970,,, () ( )”, ‘ ’. 1960~1970, 50 2020.,.,.,,.,.