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by Scheaffer, Richard L.; Watkins, Ann E.; Witmer, Jeffrey; et al.
by Scheaffer, Richard L.; Young, Linda
by Scheaffer, Richard L.
by Scheaffer, Richard L.; Mendenhall, William; Ott, Lyman
by Scheaffer, Richard L.; McClave, James T.
by Gnanadesikan, Mrudulla; Scheaffer, Richard L.; Swift, Jim
by Scheaffer, Richard L.; Mulekar, Madhuri; McClave, James T.
by Watkins, Ann E.; Scheaffer, Richard L.; Cobb, George W.