../ cover.jpg 26-May-2019 00:07 25874 fig_1.png 25-May-2019 23:51 25850 fig_2.png 25-May-2019 23:48 31016 fig_3.png 25-May-2019 23:52 33702 fig_4.png 25-May-2019 23:54 13709 fig_5.png 25-May-2019 23:56 10294 fig_6.png 26-May-2019 00:00 13414 inverse_ast.png 14-Jun-2016 00:47 363