分面浏览：发表日期 |
| 当前检索式 | ((ALL：Liu, Yan)) |
| 限定条件 | ((专题：兰州大学)) |
| 2017 13 | 2016 119 | 2015 127 |
| 2014 194 | 2013 156 | 2012 182 |
| 2011 194 | 2010 171 | 2009 108 |
| 2008 85 | 2007 80 | 2006 90 |
| 2005 56 | 2004 53 | 2003 47 |
| 2002 22 | 2001 24 | 2000 25 |
| 1999 18 | 1998 5 | 1997 10 |
| 1996 7 | 1995 7 | 1994 13 |
| 1993 22 | 1992 18 | 1991 21 |
| 1990 14 | 1989 11 | 1988 8 |
| 1987 6 | 1986 5 | 1985 4 |
| 1983 2 | 1981 3 | 1978 1 |
| 1977 1 | 1960 1 |
