luthans et al. 2007
luthans et al. 2007, luthans et al. 2005, luthar et al. 2000, tan et al. 2007, martin et al. 2007, twenge et al. 2007, lin et al. 2007, lund et al. 2010, johnson et al. 2007, chan et al. 2007, jansen et al. 2007, holt-lunstad et al. 2010, jang et al. 2007, lu et al. 2005, lurin et al. 2004, lutz et al. 2010, lenton et al. 2008, lu et al. 2010, lohmann et al. 1996, lu et al. 2013, lu et al. 2012, holt-lunstad et al. 2015, lu et al. 2014, holt et al. 1994, lu et al. 2009
luthans et al. 2007. There are any references about luthans et al. 2007 in here. you can look below.
luthans et al. 2007
luthans et al. 2005
luthar et al. 2000
tan et al. 2007
martin et al. 2007
twenge et al. 2007
lin et al. 2007
lund et al. 2010
johnson et al. 2007
chan et al. 2007
jansen et al. 2007
holt-lunstad et al. 2010
jang et al. 2007
lu et al. 2005
lurin et al. 2004
lutz et al. 2010
lenton et al. 2008
lu et al. 2010
lohmann et al. 1996
lu et al. 2013
lu et al. 2012
holt-lunstad et al. 2015
lu et al. 2014
holt et al. 1994
lu et al. 2009
luthans et al. 2007, luthans et al. 2005, luthar et al. 2000, tan et al. 2007, martin et al. 2007, twenge et al. 2007, lin et al. 2007, lund et al. 2010, johnson et al. 2007, chan et al. 2007, jansen et al. 2007, holt-lunstad et al. 2010, jang et al. 2007, lu et al. 2005, lurin et al. 2004, lutz et al. 2010, lenton et al. 2008, lu et al. 2010, lohmann et al. 1996, lu et al. 2013, lu et al. 2012, holt-lunstad et al. 2015, lu et al. 2014, holt et al. 1994, lu et al. 2009