https://journals.aps.org/pra/pdf/10.1103/PhysRevA.82.052333 (Publisher version)
Heule, R., Bruder, C., Burgarth, D., & Stojanović, V. (2010). Local quantum control of Heisenberg spin chains. Physical Review A, 82(5): 052333, pp. 1-8. doi:10.1103/PHYSREVA.82.052333.