1. B. Whitman, J. A. Tomczyk, B. Johnson, Refrigeration & Air Conditioning Technology Lab Manual, 4th Edition, Delmar Thomson Learning Paperback, (2000).
2. M.A.A. Mashud, M. Shamim Hossain, M. Nurul Islam, M. Shohidul Islam, M. Shahinuzzaman, Design and development of microcontroller based digital thermo hygrometer, International Journal of Computer Application 2(2) (2012) 16-21.
3. N.M. Singh, K.C. Sarma, Design and development of low cost pc based real time temperature and humidity monitoring system, International Journal of Electronics and Computer Science Engineering 1(3) (2011) 1588-1592.
4. G.S. Nhivekar, R.R. Mudholker, Data logger and remote monitoring system for multiple parameter measurement applications, Journal of Electrical and Electronics Engineering 4(1) (2011) 139-142.
5. Kamarul Ariffin Noordin, Chow Chee Onn, Mohamad Faizal Ismail, A Low-Cost Microcontroller-based Weather Monitoring System". CMU Journal vol. 5, (2006) pp.33-40.