Open Physics
Open Physics > 2005 > 3 > 4 > 591-609
Open Physics > 2011 > 9 > 3 > 816-824
Open Physics > 2013 > 11 > 3 > 279-290
Open Physics > 2013 > 11 > 8 > 984-994
Open Physics > 2014 > 12 > 12 > 830-835
Open Physics > 2005 > 3 > 4 > 591-609
Open Physics > 2011 > 9 > 3 > 816-824
Open Physics > 2013 > 11 > 3 > 279-290
Open Physics > 2013 > 11 > 8 > 984-994
Open Physics > 2014 > 12 > 12 > 830-835