On a Construction of the Basic Spin Representations of Symmetric Groups,
Comm. Algebra, 38 (12), pp. 4545 - 4552, 2010
L. Maas: Modular Spin Characters of Symmetric Groups, Dissertation, Universität Duisburg-Essen, 2011 PDF
SpinSym: a GAP package that contains most of the data I computed for my thesis. More information can be found here.
moc (with Felix Noeske): a GAP package that is based on the original MOC system of Parker, Lux, Hiss, and Jansen. In preparation.