@misc{indiciae29fb0604c6a0, title = {Understanding sportsperson retention and reactivation through license purchasing behavior}, author = {M.P. Hinrichs and Nathaniel B. Price and M.P. Gruntorad and Kevin L. Pope and Joseph J. Fontaine and C. J. Chizinski}, year = {2020}, doi = {10.1002/wsb.1088}, url = {https://pubs.usgs.gov/publication/70223193}, note = {Source identifier: 70223193} }