“…Several (Abran et al, 2003;Staron, Meding, & Nilsson, 2009) have studied differences in these standards, some (Bundschuh & Dekkers, 2008;García et al, 2006;García et al, 2009) 4.33, 20926:2003, 14598-1:1999, 24765, 14102:1995, 15939:2002, 19500-2:2003, 19761:2003, and IEEE standards (Bundschuh & Dekkers, 2008.…”