(NpOEZ)QÆÇ (B:s)E [(NPER(B. (NZ BA[K(B.] /s - (NgAFUR)QÆ(B, (NmAVIT(B.s)E ((NkI)QÇW (B:s)E (NdN)QÆPRO(B,s)E, 1980)