The logic of tied implications, part 1: Properties, applications and representation. - Nehad N. Morsi; Wafik Boulos Lotfallah; Moataz Saleh El-Zekey (Fuzzy Sets Syst., 2006)

The logic of tied implications, part 2: Syntax. - Nehad N. Morsi; Wafik Boulos Lotfallah; Moataz Saleh El-Zekey (Fuzzy Sets Syst., 2006)

Corrigendum to "The logic of tied implications, part 2: Syntax" [Fuzzy Sets and Systems 157(2006)2030-2057]. - Nehad N. Morsi; Wafik Boulos Lotfallah; Moataz Saleh El-Zekey (Fuzzy Sets Syst., 2006)

Computational complexities of axiomatic extensions of monoidal t-norm based logic. - Moataz Saleh El-Zekey; Wafik Boulos Lotfallah; Nehad N. Morsi (Soft Comput., 2009)

Representable good EQ-algebras. - Moataz El-Zekey (Soft Comput., 2010)

On good EQ-algebras. - Moataz El-Zekey; Vilém Novák; Radko Mesiar (Fuzzy Sets Syst., 2011)

An Extension of Gödel Logic for Reasoning under Both Vagueness and Possibilistic Uncertainty. - Moataz El-Zekey; Lluís Godo (IPMU (2), 2012)

Formal approaches to rule-based systems in medicine: The case of CADIAG-2. - Agata Ciabattoni; David Picado-Muiño; Thomas Vetterlein; Moataz El-Zekey (Int. J. Approx. Reason., 2013)

Lattice-based sums. - Moataz El-Zekey; Jesús Medina 001; Radko Mesiar (Inf. Sci., 2013)

Many-Valued Rough Sets Based on Tied Implications. - Moataz El-Zekey (RSKT, 2014)

Non-commutative first-order EQ-logics. - Martin Dyba; Moataz El-Zekey; Vilém Novák (Fuzzy Sets Syst., 2016)

Lattice-based sum of t-norms on bounded lattices. - Moataz El-Zekey (Fuzzy Sets Syst., 2020)