Ahlfeld D. P., Mulligan AE.  2000.  Optimal Management of Flow in Groundwater Systems. :185.

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Mulligan A.E, Ahlfeld D. P..  1999.  Advective control of groundwater contaminant plumes: model development and comparison to hydraulic control. Water Resources Research. 35(8):2285–2294.

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Karatzas G.P, Pinder G.F, Ahlfeld D. P..  1999.  Computer-facilitated groundwater remediation design. Technology: A Journal of Science Serving Legistative, Regulatory, and Judicial Systems . 6(4-6):453-473.

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Ahlfeld D. P..  1998.  Interpretation of the dual program for optimal groundwater hydraulic control. Journal of the American Water Resources Association. 34(1):195–206.

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Ahlfeld D. P., Sprong M.P.  1998.  Presence of nonconvexity in groundwater concentration response functions. Journal of Water Resources Planning and Management. 124(1):8-14.

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Riefler R.G, Smets B.F, Ahlfeld D. P..  1998.  Respirometric assay for biofilm kinetics estimation: parameter identifiability and retrievability. Biotechnology and Bioengineering. 57(1):35–45.

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Ahlfeld D. P., Zafirakou A., Riefler R.G.  1998.  Solution of the groundwater transport management problem by sequential relaxation. Advances in Water Resources. 21(7):591-604.

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Riefler R.G, Ahlfeld D. P..  1996.  The impact of numerical precision on the solution of confined and unconfined optimal hydraulic control problems. Hazardous Waste and Hazardous Materials. 13(2):167-176.

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Ahlfeld D. P., Hill E.H.  1996.  The sensitivity of remedial strategies to design criteria. Groundwater. 34(2):341-348.

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Sawyer C.S, Ahlfeld D. P., King A.J.  1995.  Groundwater remediation design using a three-dimensional simulation model and mixed-integer programming. Water Resources Research. 31(5):1373–1385.

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Ahlfeld D. P., Page R.H, Pinder G.F.  1995.  Optimal ground-water remediation methods applied to a superfund site: from formulation to implementation. Groundwater. 33(1):58–70.

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Dahmani M.A., Ahlfeld D. P..  1994.  Air Sparging Laboratory Study. Air Sparging for Site Remediation. :108-111.

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Ahlfeld D. P., Heidara M.  1994.  Applications of optimal hydraulic control to ground‐water systems. Journal of Water Resources Planning and Management. 120(3):350-365.

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Ahlfeld D. P., Dahmani A., Ji W..  1994.  A conceptual model of field behavior of air sparging and its implications for application. Groundwater Monitoring & Remediation. 14(4):132–139.

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Ahlfeld D. P., Islam M.S.  1994.  Estimating the probability of exceeding groundwater quality standards. Journal of the American Water Resources Association. 30(4):623–629.

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Wang W, Ahlfeld D. P..  1994.  Optimal groundwater remediation with well location as a decision variable: model development. Water Resources Research. 30(5):1605–1618.

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Ji W., Dahmani A., Ahlfeld D. P., Lin J.D, Hill E..  1993.  Laboratory study of air sparging: air flow visualization. Groundwater Monitoring & Remediation. 13(4):115–126.

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Dahmani M.A., Forster K., Ahlfeld D. P., Hoag G.E., Carley R.J., Chen J..  1993.  Measurement of Motor Fuel Contaminated Soil Leachate. Hydrocarbon Contaminated Soils.

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Ahlfeld D. P., Pinder G.F.  1992.  A fast and accurate method for solving subsurface contaminant transport problems with a single uncertain parameter. Advances in Water Resources. 15(2):143-150.

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Tucciarelli T., Ahlfeld D. P..  1991.  A new formulation for transmissivity estimation with improved global convergence properties. Water Resource Research. 27(2):243–251.

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Ahlfeld D. P., Sawyer C.S.  1991.  Well location in capture zone design using simulation and optimization techniques. Groundwater. 28(4):507–512.

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Ahlfeld D. P..  1990.   Two‐stage ground‐water remediation design. Journal of Water Resources Planning and Management. 116(4):517-529.

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Ahlfeld D. P., Mulvey J.M, Pinder G.F, Wood P.F.  1988.  Contaminated groundwater remediation design using simulation, optimization, and sensitivity theory: 1. Model development. Water Resources Research. 24(3):431–441.

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Ahlfeld D. P., Mulvey J.M, Pinder G.F.  1987.  Combining physical containment with optimal withdrawal for contaminated groundwater remediation. Advances in Water Resources. 10(4):200-204.

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Ahlfeld D. P., Mulvey J.M, Dembo R.S, Zenios S.A.  1987.  Nonlinear programming on generalized networks. ACM Transactions on Mathematical Software. 13(4):350-367.

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Ahlfeld D. P., Mulvey J.M, Pinder G.F.  1986.  Designing optimal strategies for contaminated groundwater remediation. Advances in Water Resources. 9(2):77-84.

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