https://scholarworks.lsuneworleans.edu/elcf_facpubs/ 2012-11-29 https://scholarworks.lsuneworleans.edu/elcf_facpubs/1/ 2011-04-06 https://scholarworks.lsuneworleans.edu/elcf_facpubs/2/ 2011-04-12 https://scholarworks.lsuneworleans.edu/elcf_facpubs/3/ 2011-04-12 https://scholarworks.lsuneworleans.edu/elcf_facpubs/4/ 2012-02-20 https://scholarworks.lsuneworleans.edu/elcf_facpubs/5/ 2012-11-29 https://scholarworks.lsuneworleans.edu/elcf_facpubs/6/ 2012-11-29