E. Bharat Babu, G. Shiridi Ramaniyan, G. Bharath Kumar, G. Harini. “Poly House Farming Monitor Using Arm7, ZIGBEE, GSM and Lab View”. Design Engineering (June 12, 2021): 543 - 553. Accessed May 2, 2024. http://www.thedesignengineering.com/index.php/DE/article/view/2011.