@misc{indiciaeaa3747725398, title = {Creative use of pilot points to address site and regional scale heterogeneity in a variable-density model}, author = {Alyssa M. Dausman and John Doherty and Christian D. Langevin}, year = {2010}, url = {https://pubs.usgs.gov/publication/70056340}, note = {Source identifier: 70056340} }