John Thomas Hird Batten, C., Bosko-Dunbar, L., Hedges, A., Hird, J. T., Stagg, K., & Stitzinger, E. (2013). A FRATTINI THEORY FOR LEIBNIZ ALGEBRAS. COMMUNICATIONS IN ALGEBRA, 41(4), 1547–1557. https://doi.org/10.1080/00927872.2011.643844 Hird, J. T., Jing, N., & Stitzinger, E. (2011). CODES AND SHIFTED CODES OF PARTITIONS. INTERNATIONAL JOURNAL OF ALGEBRA AND COMPUTATION, 21(8), 1447–1462. https://doi.org/10.1142/s0218196711006595