| Ion exchange and inorganic adsorption DA Clifford MCGRAW-HILL, INC.,(USA). 1194, 1990, 1990 | 411 | 1990 |
| Ferrous and ferric ion generation during iron electrocoagulation D Lakshmanan, DA Clifford, G Samanta Environmental science & technology 43 (10), 3853-3859, 2009 | 328 | 2009 |
| Comparison of electrocoagulation and chemical coagulation pretreatment for enhanced virus removal using microfiltration membranes B Zhu, DA Clifford, S Chellam Water research 39 (13), 3098-3108, 2005 | 276 | 2005 |
| Comparative study of arsenic removal by iron using electrocoagulation and chemical coagulation D Lakshmanan, DA Clifford, G Samanta Water research 44 (19), 5641-5652, 2010 | 258 | 2010 |
| Arsenic treatment considerations H Chen, MM Frey, D Clifford, LS McNeill, M Edwards Journal‐American Water Works Association 91 (3), 74-85, 1999 | 224 | 1999 |
| Water treatment processes. III. Removing dissolved inorganic contaminants from water D Clifford, S Subramonian, TJ Sorg Environmental science & technology 20 (11), 1072-1080, 1986 | 224 | 1986 |
| Evaluation of iron chemical coagulation and electrocoagulation pretreatment for surface water microfiltration A Bagga, S Chellam, DA Clifford Journal of Membrane Science 309 (1-2), 82-93, 2008 | 200 | 2008 |
| Important process variables in chromate ion exchange AK Sengupta, D Clifford Environmental science & technology 20 (2), 149-155, 1986 | 161 | 1986 |
| Perchlorate and nitrate treatment by ion exchange integrated with biological brine treatment SG Lehman, M Badruzzaman, S Adham, DJ Roberts, DA Clifford Water research 42 (4-5), 969-976, 2008 | 147 | 2008 |
| Combined arsenic and nitrate removal by ion exchange GL Ghurye, DA Clifford, AR Tripp Journal‐American Water Works Association 91 (10), 85-96, 1999 | 145 | 1999 |
| Iron coagulation and direct microfiltration to remove arsenic from groundwater G Ghurye, D Clifford, A Tripp Journal‐American Water Works Association 96 (4), 143-152, 2004 | 141 | 2004 |
| The determinants of divalent/monovalent selectivity in anion exchangers D Clifford, WJ Weber Jr Reactive Polymers, Ion Exchangers, Sorbents 1 (2), 77-89, 1983 | 140 | 1983 |
| Virus removal by iron coagulation–microfiltration B Zhu, DA Clifford, S Chellam Water research 39 (20), 5153-5161, 2005 | 136 | 2005 |
| Biological denitrification of spent regenerant brine using a sequencing batch reactor D Clifford, X Liu Water Research 27 (9), 1477-1484, 1993 | 111 | 1993 |
| Development of cultures capable of reducing perchlorate and nitrate in high salt solutions Y Cang, DJ Roberts, DA Clifford Water research 38 (14-15), 3322-3330, 2004 | 109 | 2004 |
| Arsenic removal by coagulation with aluminum, iron, titanium, and zirconium D Lakshmanan, D Clifford, G Samanta Journal‐American Water Works Association 100 (2), 76-88, 2008 | 107 | 2008 |
| As (III) oxidation using chemical and solid‐phase oxidants G Ghurye, D Clifford Journal‐American Water Works Association 96 (1), 84-96, 2004 | 97 | 2004 |
| Arsenic (III) oxidation and removal from drinking water P Frank, DA Clifford Water Engineering Research Laboratory, Office of Research and Development …, 1986 | 87 | 1986 |
| Chromate ion exchange mechanism for cooling water AK Sengupta, D Clifford Industrial & engineering chemistry fundamentals 25 (2), 249-258, 1986 | 83 | 1986 |
| Metal-oxide adsorption, ion exchange, and coagulation-microfiltration for arsenic removal from water DA Clifford, GL Ghurye Environmental chemistry of arsenic, 217-245, 2002 | 78 | 2002 |
