R. POORNIMA
"A study on Interval Valued Anti-Hesitant Fuzzy Subnearrings".
Global Journal of Pure and Applied Mathematics,
vol: 13, No. 5 Jan. 2017, pp: 1429-1445, https://scholar9.com/publication-detail/a-study-on-interval-valued-antihesitant-fuzzy-sub-26170