K. F. Eid, B. L. Sheu, O. Maksimov, M. B. Stone, P. Schiffer and N. Samarth, "Nanoengineered Curie Temperature in Laterally-Patterned Ferromagnetic Semiconductor Heterostructures", Appl. Phys. Lett. 86, 152505 (2005): on-line, preprint arXiv:cond-mat/0501298: on-line