@electronic{www.colgate.edu,
   title       = {Colgate University : Faculty Directory - Michael Johnston}, 
   url         = {http://www.colgate.edu/academics/FacultyDirectory/Mjohnston.html},
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@electronic{www.felixsalmon.com,
   title       = {Felix Salmon | The rarely-updated personal site}, 
   url         = {http://www.felixsalmon.com/},
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@electronic{www.wwdmag.com,
   title       = {Water & Wastes Digest magazine - Water and Wastewater Treatment}, 
   url         = {http://www.wwdmag.com/membranes-microfiltration/how-long-can-you-go},
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   description = {Recently, there has been increasing demand to achieve very low effluent total phosphorus (TP) due to more stringent discharge limits imposed on wastewater treatment plants.},
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@electronic{www.hdrinc.com,
   title       = {HDR, Inc. | One Company Many Solutions.}, 
   url         = {http://www.hdrinc.com/},
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@electronic{www.youtube.com,
   title       = {US History Overview 1: Jamestown to the Civil War - YouTube}, 
   url         = {http://www.youtube.com/watch?v=ghgPq2wjQUQ&feature=g-edu&context=G27a5275CUAAAAAAAgAA},
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@electronic{www.taxpayeraccess.org,
   title       = {Public Access Mandate Made Law (Alliance for Taxpayer Access)}, 
   url         = {http://www.taxpayeraccess.org/news/2007/public-access-mandate-made-law.shtml},
   biburl      = {https://puma.uni-kassel.de/url/664bc7ffa250d4d05674c0666531afb8/droessler},
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