1. S. Giuffrida and R. Maggioni, “Hankel Planes,” J. Pure Appl. Algebra 209(1), 119–138 (2007).
2. G. Heinig and K. Rost, Algebraic Methods for Toeplitz-like Matrices and Operators, in Oper. Theory Adv. Appl. (Birkhäuser-Verlag, Basel, 1984), Vol. 13.
3. S. Giuffrida and K. Ranestad, “A geometric characterization of Hankel r-planes,” Bull. LondonMath. Soc. 42(5), 912–916 (2010).
4. G. Failla and S. Giuffrida, “On the Hankel lines variety H(1,m) ⊆ $\mathbb{G}$ (1,m),” Afr. Diaspora J.Math. (N. S.) 8(2), 71–79 (2009).
5. G. Failla, “On sequences of integers for Hankel r-planes in a linear space Σ of ℙm,”. LeMatematiche (Catania) 64(1), 113 (2009).