1139-7632 1139-7632 S1139-76322017000300013 España España 00 00 2017 00 00 2017 19 93 100 2014 7-9 2011 4 13-37 AEPap 2011 63-72 2014 69 1026-45 2007 62 857-71 2016 9 60-70 2017