A low cost smart shopping facilitator for visually impaired. - M. Mathankumar; N. Sugandhi (ICACCI, 2013)

An integrated dynamic power safeguard system using defence surveillance robots. - M. Mathankumar; M. Preethi; R. Kala Ranjani; N. Sugandhi (Int. J. Adv. Intell. Paradigms, 2016)