@article{JaentschiL84
,year = "2019"
,journal = "Symmetry"
,title = "On a class of optimal fourth order multiple root solvers without using derivatives"
,author = "Sharma, Janak R. and Kumar, Sunil and Jäntschi, Lorentz"
,volume = "11"
,number = "12"
,pages = "1452"
,ISSN = "2073-8994"
,doi = "10.3390/sym11121452"
,url = "http://lori.academicdirect.org/pdfs/400/316.pdf"
}