L. Dufloux, V. Suomala: Projections of Poisson cut-outs in the Heisenberg group and the visual 3-sphere (Preprint) 2018 L. Dufloux: The case of equality in the dichotomy of Mohammadi-Oh Journal of Fractal Geometry Vol. 6, N. 4, p. 343-366, 2019 L. Dufloux: Radial projections along chains (Preprint) 2019