Trammell, T. L., Pataki, D. E., Cavender-Bares, J., Groffman, P. M., Hall, S. J., Heffernan, J. B., Hobbie, S. E., Morse, J. L., Neill, C., and Nelson, K. C. Plant nitrogen concentration and isotopic composition in residential lawns across seven US cities. Retrieved from https://par.nsf.gov/biblio/10081696. Oecologia 181.1 Web. doi:10.1007/s00442-016-3566-9.

Trammell, T. L., Pataki, D. E., Cavender-Bares, J., Groffman, P. M., Hall, S. J., Heffernan, J. B., Hobbie, S. E., Morse, J. L., Neill, C., & Nelson, K. C. Plant nitrogen concentration and isotopic composition in residential lawns across seven US cities. Oecologia, 181 (1). Retrieved from https://par.nsf.gov/biblio/10081696. https://doi.org/10.1007/s00442-016-3566-9

Trammell, T. L., Pataki, D. E., Cavender-Bares, J., Groffman, P. M., Hall, S. J., Heffernan, J. B., Hobbie, S. E., Morse, J. L., Neill, C., and Nelson, K. C. "Plant nitrogen concentration and isotopic composition in residential lawns across seven US cities". Oecologia 181 (1). Country unknown/Code not available. https://doi.org/10.1007/s00442-016-3566-9. https://par.nsf.gov/biblio/10081696.

@article{osti_10081696,
place = {Country unknown/Code not available}, title = {Plant nitrogen concentration and isotopic composition in residential lawns across seven US cities}, url = {https://par.nsf.gov/biblio/10081696}, DOI = {10.1007/s00442-016-3566-9}, abstractNote = {}, journal = {Oecologia}, volume = {181}, number = {1}, author = {Trammell, T. L. and Pataki, D. E. and Cavender-Bares, J. and Groffman, P. M. and Hall, S. J. and Heffernan, J. B. and Hobbie, S. E. and Morse, J. L. and Neill, C. and Nelson, K. C.}, }