V. Magnani, D. Tiberio: A remark on vanishing geodesic distances in infinite dimensions Proc. Amer. Math. Soc. Vol. 148, N. 8, p. 3653-3656, 2020 V. Magnani, D. Tiberio: On the Michor-Mumford phenomenon in the infinite dimensional Heisenberg group Revista Matemática Complutense 2022 V. Magnani, D. Tiberio: The Michor-Mumford conjecture in Hilbertian H-type groups (Submitted Paper) 2024