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7
1.
.., ..
, 2020 ., 157, . 5, . 796
PDF (188.3K)

2. f(R)-
.., .., ..
, 2019 ., 156, . 5, . 905
PDF (313.5K)

3.
.., .., .., ..
, 2019 ., 155, . 5, . 847
PDF (270.5K)

4.
.., .., ..
, 2017 ., 152, . 6, . 1271
PDF (498.8K)

5. -
6. -
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