Mediterranean Journal of Mathematics
Mediterranean Journal of Mathematics > 2016 > 13 > 3 > 939-954
Mediterranean Journal of Mathematics > 2016 > 13 > 3 > 967-979
Mediterranean Journal of Mathematics > 2017 > 14 > 1 > 1-15
Mediterranean Journal of Mathematics > 2017 > 14 > 3 > 1-16
Mediterranean Journal of Mathematics > 2018 > 15 > 5 > 1-14