drwxr-xr-x 2 edrx edrx 4096 Jul 23 2013 ./ drwxr-xr-x 8 edrx edrx 4096 Apr 18 10:34 ../ -rw-r--r-- 2 edrx www-data 123 Apr 11 2013 README.txt -rw-r--r-- 2 edrx www-data 182667 Apr 11 2013 concurso_eng_petroleo.pdf