年份 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
硕博论文 | 0 | 0 | 3 | 1 | 2 | 2 | 1 | 2 | 2 | 7 | 12 | 18 | 18 | 21 | 13 |
期刊文献 | 1 | 1 | 1 | 3 | 4 | 3 | 2 | 1 | 4 | 6 | 14 | 17 | 5 | 20 | 13 |
总文献数 | 1 | 1 | 4 | 4 | 6 | 5 | 3 | 3 | 6 | 13 | 26 | 35 | 23 | 41 | 26 |