David E. Dobbs

Maximality Properties In Numerical Semigroups And Applications To One-Dimensional Analytically Irreducible Local Domains  Valentina Barucci David E. Dobbs Marco Fontana Paperback. American Mathematical Society, 1997-05-15 ISBN 9780821805442     Precalculus  John C. Peterson David E. Dobbs Hardcover. McGraw-Hill Companies, 1992-10-08 ISBN 9780697162359     A Modern Course on the Theory of Equations  David E. Dobbs Robert Hanks Hardcover. Polygonal Pub House, 1992-06-01 ISBN 9780936428147