@electronic{aqicn.org,
   title       = {Beijing Air Pollution: Real-time PM2.5 Air Quality Index (AQI)}, 
   url         = {http://aqicn.org/city/beijing/},
   biburl      = {https://puma.uni-kassel.de/url/6b90de60e08a81c8d5ff2b947f442b59/stumme},
   keywords    = {air airprobe quality sensor},
   added-at    = {2015-03-12T11:08:06.000+0100},
   description = {},
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   intrahash   = {6b90de60e08a81c8d5ff2b947f442b59}
}

@electronic{bochovj.wordpress.com,
   title       = {Sound analysis in Arduino | Bocho's Blog}, 
   url         = {https://bochovj.wordpress.com/2013/06/23/sound-analysis-in-arduino/},
   biburl      = {https://puma.uni-kassel.de/url/1228c3efca1628336b58ab0bc4411c0b/stumme},
   keywords    = {analysis arduino box sensor sound},
   added-at    = {2015-02-17T15:20:21.000+0100},
   description = {},
   interhash   = {1228c3efca1628336b58ab0bc4411c0b}, 
   intrahash   = {1228c3efca1628336b58ab0bc4411c0b}
}

@electronic{ispex.nl,
   title       = {iSPEX: meet fijnstof met je smartphone}, 
   url         = {http://ispex.nl/},
   biburl      = {https://puma.uni-kassel.de/url/d59751b1f675de6310e680f384dcf515/stumme},
   keywords    = {aerosol everyaware iphone ispex particle sensor smartphone},
   added-at    = {2012-11-01T14:08:35.000+0100},
   description = {},
   interhash   = {d59751b1f675de6310e680f384dcf515}, 
   intrahash   = {d59751b1f675de6310e680f384dcf515}
}

@electronic{www.sensorcon.com,
   title       = {» Sensordrone » Sensorcon}, 
   url         = {http://www.sensorcon.com/sensordrone/},
   biburl      = {https://puma.uni-kassel.de/url/c08e76bd65717971725586a9fb46bda4/stumme},
   keywords    = {EveryAware Sensoren VENUS sensor sensordrone},
   added-at    = {2012-08-27T15:39:09.000+0200},
   description = {},
   interhash   = {c08e76bd65717971725586a9fb46bda4}, 
   intrahash   = {c08e76bd65717971725586a9fb46bda4}
}

@electronic{www.kickstarter.com,
   title       = {Sensordrone: The 6th Sense of Your Smartphone...& Beyond! by Sensorcon — Kickstarter}, 
   url         = {http://www.kickstarter.com/projects/453951341/sensordrone-the-6th-sense-of-your-smartphoneand-be},
   biburl      = {https://puma.uni-kassel.de/url/e1d97dca0c6a4109e511c51ca894cdf6/stumme},
   keywords    = {EveryAware Sensoren VENUS sensor sensordrone},
   added-at    = {2012-08-27T15:38:11.000+0200},
   description = {},
   interhash   = {e1d97dca0c6a4109e511c51ca894cdf6}, 
   intrahash   = {e1d97dca0c6a4109e511c51ca894cdf6}
}

@electronic{www.libelium.com,
   title       = {Waspmote - Wireless Sensor Networks 802.15.4 ZigBee Mote}, 
   url         = {http://www.libelium.com/products/waspmote},
   biburl      = {https://puma.uni-kassel.de/url/b1d608752ac9a4e815ffff12ff2234d1/stumme},
   keywords    = {everyaware networks sensor wireless},
   added-at    = {2011-11-16T14:17:49.000+0100},
   description = {},
   interhash   = {b1d608752ac9a4e815ffff12ff2234d1}, 
   intrahash   = {b1d608752ac9a4e815ffff12ff2234d1}
}

@electronic{opendatakit.org,
   title       = {Open Data Kit}, 
   url         = {http://opendatakit.org/},
   biburl      = {https://puma.uni-kassel.de/url/2ff3557368e6025d98083c09a7eab94e/stumme},
   keywords    = {everyaware platform sensor},
   added-at    = {2011-09-20T11:21:46.000+0200},
   description = {},
   interhash   = {2ff3557368e6025d98083c09a7eab94e}, 
   intrahash   = {2ff3557368e6025d98083c09a7eab94e}
}

@electronic{www.epicollect.net,
   title       = {EpiCollect.net}, 
   url         = {http://www.epicollect.net/},
   biburl      = {https://puma.uni-kassel.de/url/4bc7fa49e0ad7cbd345ba8f710f2ef26/stumme},
   keywords    = {everyaware platform sensor},
   added-at    = {2011-09-20T11:20:36.000+0200},
   description = {},
   interhash   = {4bc7fa49e0ad7cbd345ba8f710f2ef26}, 
   intrahash   = {4bc7fa49e0ad7cbd345ba8f710f2ef26}
}

@electronic{foursquare.com,
   title       = {foursquare}, 
   url         = {http://foursquare.com/},
   biburl      = {https://puma.uni-kassel.de/url/e5a0c2e2708bf2db54c520bd2d8aacfe/stumme},
   keywords    = {foursquare gps rfid sensor venus},
   added-at    = {2010-02-17T11:44:41.000+0100},
   description = {},
   interhash   = {e5a0c2e2708bf2db54c520bd2d8aacfe}, 
   intrahash   = {e5a0c2e2708bf2db54c520bd2d8aacfe}
}

@electronic{sunspotworld.com,
   title       = {SunSPOTWorld - Home}, 
   url         = {http://sunspotworld.com/},
   biburl      = {https://puma.uni-kassel.de/url/0c0bf2d92b0e363baf80298dfa1a7b53/stumme},
   keywords    = {everyaware sensor venus},
   added-at    = {2010-02-16T22:00:05.000+0100},
   description = {},
   interhash   = {0c0bf2d92b0e363baf80298dfa1a7b53}, 
   intrahash   = {0c0bf2d92b0e363baf80298dfa1a7b53}
}

@electronic{www.phidgets.com,
   title       = {Phidgets Inc. - Unique and Easy to Use USB Interfaces}, 
   url         = {http://www.phidgets.com/},
   biburl      = {https://puma.uni-kassel.de/url/a8b6c055387d81ef5ab9397c26035f7d/stumme},
   keywords    = {everyaware sensor venus},
   added-at    = {2010-02-16T21:59:11.000+0100},
   description = {},
   interhash   = {a8b6c055387d81ef5ab9397c26035f7d}, 
   intrahash   = {a8b6c055387d81ef5ab9397c26035f7d}
}

@electronic{www.geographie.uni-bonn.de,
   title       = {OSM-3D Germany}, 
   url         = {http://www.geographie.uni-bonn.de/karto/osm-3d/Start.en.htm},
   biburl      = {https://puma.uni-kassel.de/url/ec53f4f72a748252632e37b79237b8e0/stumme},
   keywords    = {data everyaware openstreetmap osm sensor sensordata},
   added-at    = {2009-09-02T17:13:59.000+0200},
   description = {},
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   intrahash   = {ec53f4f72a748252632e37b79237b8e0}
}