Galvagni, M; Hayfield, T; Boley, A; Mayer, L; Roškar, R; Saha, P (2012). The collapse of protoplanetary clumps formed through disc instability: 3D simulations of the pre-dissociation phase. Monthly Notices of the Royal Astronomical Society, 427(2):1725-1740.
Gawryszczak, A J; Mayer, L; Boley, A; Tasker, E (2010). On resolution requirements for selfgravitating protoplanetary discs – a comparison of grid and SPH codes. EAS Publications Series, 42:267-274.