A variance analog of majorization and some associated inequalities. Neubauer, Michael G.; Watkins, William — 2006 JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]
D-optimal weighing designs for four and five objects. Neubauer, Michael G.; Watkins, William; Zeitlin, Joel — 1998 ELA. The Electronic Journal of Linear Algebra [electronic only]
Sum of squares of degrees in a graph. Ábrego, Bernardo M.; Fernández-Merchant, Silvia; Neubauer, Michael G.; Watkins, William — 2009 JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]