Loquias, M., Zeiner, P.: The coincidence problem for shifted lattices and crystallographic point packings. Acta Crystallographica. Section A: Foundations of Crystallography. 70, 656-669 (2014).
Baake, M., Zeiner, P.: Multiple coincidences in dimensions d <= 3. Proceedings of Aperiodic, 2006. PHILOSOPHICAL MAGAZINE. 87, p. 2869-2876. TAYLOR & FRANCIS LTD (2007).