00304nam a2200133 45000010006000000050017000069000010000231000030000332450013000637000040000767730030001169420007001469990017001537631720260918152713.0 a55609 aOLVERA RIVERA, Alberto J. aVeracruz aAguilar Sánchez, Martín, Coaut. gE800.113 M55. 285-304 pp. c16 c76317d76317