A Family of Constant-Area Deltoids Associated with the Ellipse. - Ronaldo Garcia; Dan Reznik; Hellmuth Stachel; Mark Helman (CoRR, 2020)

Loci and Envelopes of Ellipse-Inscribed Triangles. - Mark Helman; Ronaldo Garcia; Dan Reznik (CoRR, 2020)

Invariant Center Power and Elliptic Loci of Poncelet Triangles. - Mark Helman; Dominique Laurain; Ronaldo Garcia; Dan Reznik (CoRR, 2021)

A Theory for Locus Ellipticity of Poncelet 3-Periodic Centers. - Mark Helman; Dominique Laurain; Dan Reznik; Ronaldo Garcia (CoRR, 2021)

Blown up by an equilateral: Poncelet triangles about the incircle and their degeneracies. - Mark Helman; Ronaldo Garcia; Dan Reznik (CoRR, 2024)