paper
47380
2016
57180
2020
4759
2020
4761
2020
4762
2020
40240
40230
40160
62670
1997
193824
1988
613884
1988
593843
1988
573842
1988
553841
1988
533840
1988
523884
1988
503883
1988
483882
1988
463881
1988