Foster (1992)
Buiting (2007)
Drapkin (1989)
Deelkens (1995)
Michiels (2001)
Willems (2005)
Watson/Sweetman (1996)
Smith H/Pacey (1974)
Peeters/Mertens/De Vlaamse (1995)
van Eijk (2005)
Buiting (2006)
Buiting (2010)
Kennett (1961)
Rowell (1993)
Bögemann (1990)
Michiels (2009)
Riley (1991)
Drapkin (1991)
Gagnon (1963)
Gagnon (1966)
Wilkinson (1993)
Michiels (2002)
Roes & Heesakkers (2001)
L. Geerts (2001)
J. Allsop (1999)
Holmes, R (1997)
Chapman (2007)
McLaughlin (1994)
Richardson (1990)
Holmes, R. (1994)
Stubbs (1983)
Muncaster (1992)
Antonelli (1963)
Gagnon (1962)
Southbridge/Proffit (1992)
Bielby (1985)
Holmes, R. (1988)
Bielby-Oxtoby (1987)
Holmes (2001)
M.R. Allsop (2003)
Pugh (1974)
McLaughlin (1997)
Bielby-Oxtoby (2004)
Greenway (2003)
Michiels (2010)
Wagemans (2004)
Cuppens (2003)
Wagemans (2002)
Liebregts (2003)
Wagemans (2007)
Stoel (1991)
de Graaff (2001)
de Graaff (1990)
Copley (1976)
Roes/Heesakkers (1998)
Holmes, R (1998)
Richardson (1988)
Hanson (1997)
Bjork (2000)
Strümper (2003)
Vandenbussche (2013)
Claes (1996)
Michiels (2007)
Gadsby (1971)
Comperen (2016)
Busschodts (2002)
Baeten (2006)
Martin (1966)
Southall (1998)
Michiels (2006)
de Graaff (1985)
Veen (1992)
Jeziorowski (2016)
L. Geerts (2005)
Rapp 1999 DE
M. Beije 2005 NL