Intuitionistic Fuzzy Dual Positive Implicative Hyper K- Ideals. - Mohammad Mehdi Zahedi; Lida Torkzadeh (WEC (5), 2005)

(Weak) Dual hyper K -ideals. - Lida Torkzadeh; Mohammad Mehdi Zahedi; M. Abbasi (Soft Comput., 2007)

On quasi hyper BCK-algebras. - Arsham Borumand Saeid; Lida Torkzadeh (FUZZ-IEEE, 2009)

Smarandache BL-algebra. - Arsham Borumand Saeid; Afsaneh Ahadpanah; Lida Torkzadeh (J. Appl. Log., 2010)

Hyper MV-ideals in hyper MV-algebras. - Lida Torkzadeh; Afsaneh Ahadpanah (Math. Log. Q., 2010)

Rough Filters in BL-Algebras. - Lida Torkzadeh; Shokoofeh Ghorbani (Int. J. Math. Math. Sci., 2011)

Radical of filters in BL-algebras. - Somayeh Motamed; Lida Torkzadeh; Arsham Borumand Saeid; Neda Mohtashamnia (Math. Log. Q., 2011)

Nilpotent Elements of Residuated Lattices. - Shokoofeh Ghorbani; Lida Torkzadeh (Int. J. Math. Math. Sci., 2012)

The lattice of prefilters of an EQ-algebra. - Neda Mohtashamnia; Lida Torkzadeh (Fuzzy Sets Syst., 2017)

A new class of BL-algebras. - Somayeh Motamed; Lida Torkzadeh (Soft Comput., 2017)