(NrOKI BEZ W)QÆJNI (B:s)E (NrOMAN(B. (Nu (B4-(NH KN(B. - (Nt(B. 1, (NKN(B. 1, 2 /s - (NaNANX)QÃW(B, (Na(B.(Na(B.s)E ((NkI)QÇW (B:s)E (NdN)QÆPRO(B,s)E, 1987)