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by Bartrop, Paul R.; Jacobs, Steven Leonard
by Jacobs, Steven Leonard
by Wagner, Gottfried; Peck, Abraham J.; Berenbaum, Michael; et al.
by Steven Leonard Jacobs
by Frey, Robert S.; Runblom, Harald; Fasching, Darrell J.; et al.
by Jacobs, Steven Leonard; Bartrop, Paul R.; Dietrich, Donald J.; et al.