Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleNONLINEAR DUPUIT EQUATIONS FOR THE PHREATIC SURFACE OF A SEMI-INFINITE AQUIFER.AuthorsGyuk, I.; Williams, R.PublicationJournal of the American Water Resources Association, 1971, Vol 7, Issue 5, p969ISSN1093-474XPublication typeArticleDOI10.1111/j.1752-1688.1971.tb05017.x