10 0 Summation of simbolic variables ( 2019-03-08 08:03:38 +0100 )
10 0 Summation of simbolic variables ( 2019-03-06 16:15:40 +0100 )
10 0 Summation of simbolic variables ( 2019-03-06 15:31:14 +0100 )
2 0 Summation of simbolic variables ( 2019-03-06 10:11:44 +0100 )