(3eLehYI GdeHGOF GdJj bQQJgG EOGQI GdaJhi hGdJTQjY NdGd YTQ SfhGJ ef (B15 (3SHJeHQ (B1960 (3Edi SHJeHQ (B1970 /s - (3GdchjJ(B.s (3eLdS GdhRQGA(B. s (3EOGQI GdaJhi hGdJTQjYs; (3CMeO, SjO MSjf HOQ s ((3GdchjJ (B: s (3eLdS GdhRQGA, EOGQI GdaJhi hGdJTQjY, s, 1977)
Keywords: (3GdbGfhf s -- (3GdchjJ s