Matsuo, A., & Duffield, N. (2002). Finiteness and parallelism: Assessing the generality of knowledge about English ellipsis in SLA. In B. Skarabela, S. Fish, & A.-H.-J. Do (Eds.), Proceedings of the 26th Boston University Conference on Language Development (pp. 197-207). Somerville, Massachusetts: Cascadilla Press.