Alt, H. W.; van Duijn, C. J. A free boundary problem involving a cusp: Breakthrough of salt water. (English) Zbl 0958.35105 Interfaces Free Bound. 2, No. 1, 21-72 (2000). Reviewer: A.Carabineanu (Bucureşti) MSC: 35Q35 76S05 35R35 35D05 PDFBibTeX XMLCite \textit{H. W. Alt} and \textit{C. J. van Duijn}, Interfaces Free Bound. 2, No. 1, 21--72 (2000; Zbl 0958.35105) Full Text: DOI
Alt, H. W.; van Duijn, C. J. A free boundary problem involving a cusp. II: Local analysis. (English) Zbl 0930.76089 Adv. Math. Sci. Appl. 8, No. 2, 845-900 (1998). MSC: 76S05 35R35 PDFBibTeX XMLCite \textit{H. W. Alt} and \textit{C. J. van Duijn}, Adv. Math. Sci. Appl. 8, No. 2, 845--900 (1998; Zbl 0930.76089)
Alt, H. W.; Van Duijn, C. J. A free boundary problem involving a cusp. I: Global analysis. (English) Zbl 0768.76068 Eur. J. Appl. Math. 4, No. 1, 39-63 (1993). MSC: 76S05 76V05 35R35 PDFBibTeX XMLCite \textit{H. W. Alt} and \textit{C. J. Van Duijn}, Eur. J. Appl. Math. 4, No. 1, 39--63 (1993; Zbl 0768.76068) Full Text: DOI
Alt, H. W.; van Duijn, C. J. A stationary flow of fresh and salt groundwater in a coastal aquifer. (English) Zbl 0714.35086 Nonlinear Anal., Theory Methods Appl. 14, No. 8, 625-656 (1990). Reviewer: W.Wendt MSC: 35R35 35Q35 35J65 76B10 PDFBibTeX XMLCite \textit{H. W. Alt} and \textit{C. J. van Duijn}, Nonlinear Anal., Theory Methods Appl. 14, No. 8, 625--656 (1990; Zbl 0714.35086) Full Text: DOI