Excel
YearNumber Of Papers
2019 0
2018 0
2017 127
2016 421
2015 502
2014 513
2013 496
2012 413
2011 379
2010 309
2009 272
2008 252
2007 208
2006 225
2005 203
2004 181
2003 184
2002 177
2001 185
2000 183
1999 176
1998 177
1997 105
1996 115
1995 134
1994 105
1993 123
1992 168
1991 188
1990 159
1989 253
1988 280
1987 283
1986 265
1985 278
1984 142
1983 125
1982 110
1981 126
1980 124
1979 375
1978 251
1977 171
1976 205
1975 249
1974 303
1973 252
1972 222
1971 98
1970 72
1969 70
1968 50
1967 48
1966 38
1965 28
1964 16
1963 16
1962 8
1961 12
1960 8
1959 3
1958 2
1957 3
1956 2
1955 2
1954 3
1953 0
1952 1
1951 1
1950 1
1949 0
1948 0
1947 2
1946 2
1945 0
1944 0
1943 0
1942 0
1941 0
1940 0
1939 0
1938 0
1937 0
1936 0
1935 0
1934 0
1933 0
1932 0
1931 0
1930 0
1929 0
1928 0
1927 0
1926 0
1925 0
1924 0
1923 0
1922 0
1921 0
1920 0
1919 0
1918 0
1917 0
1916 0
1915 0
1914 0
1913 0
1912 0
1911 0
1910 0
1909 0
1908 0
1907 0
1906 0
1905 0
1904 0
1903 0
1902 0
1901 0
1900 0
1899 0
1898 0
1897 0
1896 0
1895 0
1894 0
1893 0
1892 0
1891 0
1890 0
1889 0
1888 0
1887 0
1886 0
1885 0
1884 0
1883 0
1882 0
1881 0
1880 0
1879 0
1878 0
1877 0
1876 0
1875 0
1874 0
1873 0
1872 0
1871 0
1870 0
1869 0
1868 0
1867 0
1866 0
1865 0
1864 0
1863 0
1862 0
1861 0
1860 0
1859 0
1858 0
1857 0
1856 0
1855 0
1854 0
1853 0
1852 0
1851 0
1850 0
1849 0
1848 0
1847 0
1846 0
1845 0
1844 0
1843 0
1842 0
1841 0
1840 0
1839 0
1838 0
1837 0
1836 0
1835 0
1834 0
1833 0
1832 0
1831 0
1830 0
1829 0
1828 0
1827 0
1826 0
1825 0
1824 0
1823 0
1822 0
1821 0
1820 0
1819 0
1818 0
1817 0
1816 0
1815 0
1814 0
1813 0
1812 0
1811 0
1810 0
1809 0
1808 0
1807 0
1806 0
1805 0
1804 0
1803 0
1802 0
1801 0