I have published the following papers:

S. Sivek, Some plethysm results related to Foulkes' conjecture, Electron. J. Combin. 13 (2006), #R24. HTML PDF PS
D. Kane and S. Sivek, On the Sn-modules generated by partitions of a given shape, Electron. J. Combin. 15 (2008), #R111. HTML PDF PS