@misc{indiciae0b5a8ad367f2, title = {Tracing atmospheric nitrate deposition in a complex semiarid ecosystem using delta17O.}, author = {Greg Michalski and Thomas Meixner and Mark Fenn and Larry Hernandez and Abby Sirulnik and Edith Allen and Mark Thiemens}, year = {2004}, doi = {10.1021/es034980+}, url = {https://pubmed.ncbi.nlm.nih.gov/15112822/}, note = {Source identifier: 15112822} }