Mediterranean Journal of Mathematics
Mediterranean Journal of Mathematics > 2007 > 4 > 4 > 483-495
Mediterranean Journal of Mathematics > 2010 > 7 > 1 > 37-49
Mediterranean Journal of Mathematics > 2010 > 7 > 4 > 471-482
Mediterranean Journal of Mathematics > 2013 > 10 > 1 > 31-39
Mediterranean Journal of Mathematics > 2015 > 12 > 3 > 889-900
Mediterranean Journal of Mathematics > 2018 > 15 > 3 > 1-10
Mediterranean Journal of Mathematics > 2019 > 16 > 2 > 1-21