Alvaro Islas and Xiaobing Fan 1991 "A Perturbation Solution of a Transport Equation for a Porous Medium" (with A. W. Warrick) Transport in Porous Media, pp. 739-744.
Alvaro Islas 1993 "Two Dimensional Solute Transport" in "Flow in Porous Media".  Editors U. Hornung and J. Douglas, pp. 106-114.


1991 "An Analytical Solution to Richards' Equation for Time-Varying
Infiltration" (with A. W. Warrick) Water Resources Research 27, pp. 763-766.


1990 "An Analytical Solution to Richards' Equation for a Draining Soil Profile"
(with A. W. Warrick) Water Resources Research 26, pp. 253-258.


1990 "A Perturbation Solution for Transport and Diffusion of a Single Reactive
Chemical with Nonlinear Rate Loss" (with A. W. Warrick) in Monte Verita Series Vol I, "Field- Scale Water and Solute Flux in Soils," Ed. K. Osterwalder, Birkhauser pp. 281-288.

Rando Zhang 1987 "Determination of Hydraulic Conductivity from Auger Holes and Pits - an
Approximation" (with A. W. Warrick) Journal of Hydrology 90, pp. 219-229.
Scott R. Yates 1986 "Reply to comment on: Hillside Seepage: An Analytical Solution to a Nonlinear Dupuit-Forchheimer Problem" (with A. W. Warrick ) Water Resources Research 22, p. 991.


1985 "Solutions for a Dupuit Aquifer with Sloping Substratum and Areal Discharge" (with A.W. Warrick) Computers and Geosciences 11, pp. 447-469.


1985 "Hillside Seepage -- an Analytical Solution to a Nonlinear Dupuit-Forchheimer Problem" (with A.W. Warrick) Water Resources Research 21, pp. 331-336.


1985 "A Generalized Solution to Infiltration" (with A. W. Warrick) Soil Science Society of America Journal 49, pp. 34-38.

Peter Tonellato 1984 "Salt and Water Transport in Unsaturated Soil for Non-Conservative Systems" (with A. W. Warrick) Journal of Agricultural Water Management 8, pp. 397-409.
Aziz Amoozegar-Fard 1984 "Design Nomographs for Trickle Irrigation Systems" (with A. W. Warrick) Journal of Irrigation and Drainage Engineering 110, pp. 107-120.


1980 "Linearized Moisture Flow with Root Extraction for Three Dimensional, Steady Conditions" (with A. W. Warrick) Soil Science Society of America Journal 44, pp. 911-914.


1979 "Linearized Moisture Flow from Line Sources with Water Extraction" (with A. W. Warrick) American Society of Agricultural Engineers Transactions 22, pp. 549-553.

Robert Knickerbocker "Quasi-Linear Problems in PDE's", Master's Thesis in Computer Science



Honors Theses Directed
Bill Keppel "The Mellin Transform - Theory and Applications"
Richard Nolthenius "Program Glaze - for Lunar Grazing Occulation"
Linda Holleman "Mathematical Models of Sickle Cell Disease"
Janellie Ivie "Projects for Ordinary Differential Equations using Mathematical Software"
Peter Perry "Computational Fluids Visualization"
Barbara Shipman "Knot Theory and Applications of Knot Theory and Other Topological Methods to Problems in Chemistry and Physics"  
Cynthia Lovelock "Laplace Transforms and Residue Theory Applied to the Flow of an Insecticide in Soil Column Studies"
Christian Williamson "Slope-matching Methods for Aquifer Parameters"
Gabe Aldaz "Differential Equations with an Emphasis on Data Sets"
Alica Acevedo "The Analysis and Application of Pharmacokinetic Compartmental Models"
Yun Hsu "Formulation of the Boundary Element Method for the Bioheat Transfer Equation in Axisymmetric Tissues"  
Patrick Shipman "Divergent Series, Generalized Functions and Distributions"
Lura Milner "Tucson Fire Department: Emergency Vehicle Location" (with Dr. Goldberg)
Jonathan Pillow "A Neural Network Model for Statistically Valid Cue Combination" (with Dr. Zemel)
Anne Ahnert "Wavelets"
Eric Kennedy "Developing Optimized Playing and Betting Strategies with an In-depth Analysis of Blackjack"
Teja Muppirala "Convection and Stability in a Differentially Heated Narrow Slot" (with Dr. Chan)

Ryan Davis