(NnOWELI (B:s (NPER(B. (NZ POL(B. /s - (NsENKEWI^(B, (NgENRIK(B.s; (NkOWGAN@K(B, (Ns(B.s ((NkI)QÇW (B:s)E (NdN)QÆPRO(B,s)E, 1975)