(1988). No. 2. , 55(1), -. doi: 10.22092/jaep.1988.132957
. "No. 2". , 55, 1, 1988, -. doi: 10.22092/jaep.1988.132957
(1988). 'No. 2', , 55(1), pp. -. doi: 10.22092/jaep.1988.132957
No. 2. , 1988; 55(1): -. doi: 10.22092/jaep.1988.132957


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