1975Research output 1975: 1Research output 1978: 2Research output 1979: 3Research output 1980: 2Research output 1981: 3Research output 1982: 3Research output 1983: 4Research output 1984: 1Research output 1985: 3Research output 1986: 9Research output 1987: 7Research output 1988: 3Projects 1989: 1Research output 1989: 2Research output 1990: 3Research output 1991: 1Research output 1992: 3Research output 1993: 2Projects 1994: 2Research output 1994: 2Research output 1995: 2Projects 1996: 1Research output 1996: 1Research output 1997: 3Projects 1998: 1Research output 1998: 3Research output 1999: 2Research output 2000: 4Research output 2001: 5Research output 2002: 4Projects 2003: 1Research output 2003: 4Research output 2004: 5Projects 2005: 2Research output 2005: 3Projects 2006: 1Research output 2006: 2Research output 2007: 1Research output 2008: 2Projects 2009: 1Research output 2009: 1Research output 2010: 2Research output 2011: 6Projects 2012: 4Research output 2012: 4Research output 2013: 3Research output 2014: 1Projects 2015: 1Research output 2016: 1Projects 2017: 2Research output 2017: 1Projects 2018: 1Research output 2018: 4Projects 2019: 3Research output 2019: 2Projects 2020: 1Research output 2020: 4Projects 2021: 2Research output 2021: 32021Research activity per year: undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined,