1 "WEF Standard methods for the Examination of Water and Wastewater" American Public Health Association 1998
2 "Use of activated sludge increasing. Civil engineering" 167-169, 1932
3 "TreeView: An application to display phylogenetic trees on personal computers" 12 : 357-358, 1996
4 "The Microbiology of Activated Sludge." Kluwer Academic Publishers 1999
5 "Relationship between organic loading dissolved oxygen concentration and sludge settleability in completely mixed activated sludge process." 52 : 2484-2506, 1980
6 "Phylogenetic relationships of filamentous sulfur bacteria (Thiothrix spp. and Eikelboom type 021N bacteria) isolated from wastewater-treatment plants and description of Thiothrix eikelboomii sp. nov., Thiothrix unzii sp. nov., Thiothrix fructosivorans sp. nov. and Thiothrix defluvii sp. nov" 49 : 1817-1827, 1999
7 "Phylogenetic identification and in situ detection of individual microbial cells without cultivation" 59 : 143-169, 1995
8 "Phylogenetic analysis of and oligonucleotide probe development for eikelboom type 021N filamentous bacteria isolated from bulking activated sludge" 66 (66): 5043-5052, 2000
9 "Molecular characteristics of Pseudomonas rhodesiae strain KK1 in response to phenanthrene" 12 : 729-734, 2002
10 "Manual on the Causes and Control of Activated Sludge Bulking and Foaming, and Other Solids Seperation Problems" Lewis Publishers 2003
1 "WEF Standard methods for the Examination of Water and Wastewater" American Public Health Association 1998
2 "Use of activated sludge increasing. Civil engineering" 167-169, 1932
3 "TreeView: An application to display phylogenetic trees on personal computers" 12 : 357-358, 1996
4 "The Microbiology of Activated Sludge." Kluwer Academic Publishers 1999
5 "Relationship between organic loading dissolved oxygen concentration and sludge settleability in completely mixed activated sludge process." 52 : 2484-2506, 1980
6 "Phylogenetic relationships of filamentous sulfur bacteria (Thiothrix spp. and Eikelboom type 021N bacteria) isolated from wastewater-treatment plants and description of Thiothrix eikelboomii sp. nov., Thiothrix unzii sp. nov., Thiothrix fructosivorans sp. nov. and Thiothrix defluvii sp. nov" 49 : 1817-1827, 1999
7 "Phylogenetic identification and in situ detection of individual microbial cells without cultivation" 59 : 143-169, 1995
8 "Phylogenetic analysis of and oligonucleotide probe development for eikelboom type 021N filamentous bacteria isolated from bulking activated sludge" 66 (66): 5043-5052, 2000
9 "Molecular characteristics of Pseudomonas rhodesiae strain KK1 in response to phenanthrene" 12 : 729-734, 2002
10 "Manual on the Causes and Control of Activated Sludge Bulking and Foaming, and Other Solids Seperation Problems" Lewis Publishers 2003
11 "Manual on the Causes and Control of Activated Sludge Bulking and Foaming" Lewis Publishers 1993
12 "Filamentous organisms observed in activated sludge. Water Resaearch" 365-388, 1975
13 "Filamentous organism bulking in nutrient removal activated sludge system. Paper 1: a historical overview of causes and control" 21 : 231-238, 1995
14 "Filamentous micro- organisms observed in industrial activated sludge plants" 46 : 535-542, 2002
15 "Estimate of the degree of agreement to be obtained through the microscopic analysis of activated sludge" 13 : 26-30, 2001
16 "Confidence limits of phylogenies" 783-791, 1985
17 "Characterization of filamentous Eikelboom Type 021N bacteria and descriptions of Thiothrix disciformis sp. nov. and Thiothrix flexilis sp. nov" 52 : 1309-1316, 2002
18 "Bias caused by template annealing in the amplification of mixtures of 16S rRNA genes by PCR" 62 : 625-630, 1996
19 "Bergey's Manual of Determinative Bacteriology" 1994
20 "Bacterial community composition and function in sewage treatment systems" 13 : 218-227, 1996