Grimaldi, Ralph P. (Personal Name)

His Discrete and combinatorial mathematics, 1985: CIP t.p. (Ralph P. Grimaldi, Rose-Hulman Inst. of Tech.)

Fibonacci and catalan numbers, c2012: ECIP t.p. (Ralph P. Grimaldi, PhD; Rose-Hulman Institute of Technology Department of Mathematics) data view (b. Jan 16, 1943)