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by Robert Phillip Jones; Venasa Tashana Walker
by Halliday, David (Univ. of Pittsburgh); Resnick, Robert (Rensselaer Polytechnic Institute); Walker, Jearl (Cleveland State Univ.)
by Walker, Jearl; Halliday, David; Resnick, Robert
by Yang, Tseming; Telesetsky, Anastasia; Harmon-walker, Lin; et al.
by Halliday, David; Resnick, Robert; Walker, Jearl
by Walker, Nathaniel Robert
by Bohm, Robert M.; Walker, Jeffery T.
by Hayden, Robert M.; Tanyeri-erdemir, Tugba; Walker, Timothy D.; et al.
by Walker, Robert; Walker, Kristy