level | 9: top level; 7: SCI high; 6: SCI low; 4: SCI E; 2: Not SCI; 1: No value; others: Unknown. |
class | book, review, article, letter, abstract, meeting, unknown. |
language | english, chinese, others |
position | position in authors. |
year | publication year. |
cited | the number of being cited |
status | status of paper |
~ | contain |