S. Borza: Distortion Coefficients of the $\alpha$-Grushin Plane The Journal of Geometric Analysis Vol. 32, N. Issue 3, p. Article 78, 2022 S. Borza, K. Tashiro: Measure contraction property, curvature exponent and geodesic dimension of sub-Finsler Heisenberg groups (preprint) http://arxiv.org/abs/2305.16722 2023 S. Borza, W. Klingenberg: Regularity and Continuity Properties of the Sub-Riemannian Exponential Map Journal of Dynamical and Control Systems 2023 S. Borza: Normal forms for the sub-Riemannian exponential map of $\mathbb{G}_$, $\mathrm{SU}(2)$, and $\mathrm{SL}(2)$ (preprint) http://arxiv.org/abs/2302.00524 2023 S. Borza, M. Magnabosco, T. Rossi, K. Tashiro: Measure contraction property and curvature-dimension condition on sub-Finsler Heisenberg groups (preprint) http://arxiv.org/abs/2402.14779 2024 S. Borza, W. Klingenberg: Local non-injectivity of the exponential map at critical points in sub-Riemannian geometry Nonlinear Analysis Vol. 239, p. 113421, 2024 S. Borza, K. Tashiro: Curvature-dimension condition of sub-Riemannian $\alpha$-Grushin half-spaces Transactions of the London Mathematical Society (Accepted Paper) http://arxiv.org/abs/2409.11177 2024 S. Borza, M. Magnabosco, T. Rossi, K. Tashiro: Curvature exponent of sub-Finsler Heisenberg groups SIAM Journal on Mathematical Analysis Vol. 57, N. 4, p. 3561-3586, 2025 S. Borza, W. Klingenberg, P. Wood: Optimal transport on the sub-Lorentzian Heisenberg group (preprint) http://arxiv.org/abs/2504.03062 2025 S. Borza, L. Rizzi: Failure of the measure contraction property via quotients in higher-step sub-Riemannian structures (Preprint) http://arxiv.org/abs/2505.09681 p. 50, 2025 S. Borza, C. Rigoni, O. Zoghlami: Hausdorff dimension and failure of synthetic curvature bounds in the sub-Lorentzian Heisenberg group (preprint) http://arxiv.org/abs/2509.06563 2025 S. Borza, A. Pinamonti, O. Zoghlami: Constant mean curvature surfaces in the sub-Lorentzian Heisenberg group (Preprint) 2026 J. Barton, S. Borza, J. Röhrig: Ollivier-Ricci curvature for causal sets (preprint) http://arxiv.org/abs/2606.04910 2026