• USGS Water Science Glossary of Terms

• Web4water

M2M Industrial Applications

• Wireless Monitoring for HACCP Compliance

• Measurements Directory

• Thomas Global Register

• ThomasNet

• Global Spec

• Industrial Ethernet

• Automated Buildings

• Manufacturing Automation

• Managing Automation

• IDA Group

• Modbus Organisation

• BACnet Organisation

• The Read-Out Instrumentation Signpost

• Automation.com

• Control.com

• ARC Advisory Group

• Sensor Mag

• Elektron

• ZigBee Alliance

• Engineer Live

• Rig Zone

• EPG Companies