B Devi Parameswari ; S Dhevishri ; R Ranjith. http://www.jpbsonline.org/article.asp?issn=0975-7406;year=2021;volume=13;issue=6;spage=917;epage=920;aulast=Parameswari.
,
2021
B Devi Parameswari ; M Rajakumar ; N Jagadesaan. http://www.jpbsonline.org/article.asp?issn=0975-7406;year=2017;volume=9;issue=5;spage=252;epage=256;aulast=Parameswari.
,
2017
K V Pratheep ; Abby Abraham ; H Annapoorni. http://www.ijdr.in/article.asp?issn=0970-9290;year=2013;volume=24;issue=4;spage=439;epage=445;aulast=Pratheep.
,
2013