1. A low cost, open source, single board heater system;Arora,2010
2. A low cost, scalable, virtual control laboratory;Arora,2011
3. COMEDI, 2012. URL http://www.comedi.org/. Seen on 30 April.
4. Policy on device drivers for procurement of hardware for e-governance;Policy Committee,2011
5. GNURadio, 2012. URL http://gnuradio.org/redmine/projects/gnuradio/wiki. Seen on 30 April.