make suggested citation consistent with nshm-conus (but retain gitlab URL for now)

README.md

@@ -40,9 +40,10 @@ See the *nshmp-haz* user guide [site specification section][4] for more details
 
 **Model documentation:** Powers, P.M., Altekruse, J.M., Llenos, A.L., Michael, A.J., Haynie, K.L., Haeussler, P.J., Bender, A.M., Rezaeian, S., Moschetti, M.P., Smith, J.A., Briggs, R.W., Witter, R.C., Mueller, C.S., Zeng, Y., Girot, D.L., Herrick, J.A., Shumway, A.M., and Petersen, M.D. (2023) The 2023 Alaska National Seismic Hazard Model. Earthquake Spectra, in review..
 
-**Suggested citation:** Powers, P.M. and Altekruse, J.M. (2024) National Seismic Hazard Model for the State of Alaska, https://code.usgs.gov/ghsc/nshmp/nshms/nshm-alaska, https://doi.org/10.5066/P961IMZX.
+**Suggested citation:** Powers, P.M. and Altekruse, J.M. (2024) nshm-alaska: National Seismic Hazard Model for the State of Alaska, U.S. Geological Survey software release, https://code.usgs.gov/ghsc/nshmp/nshms/nshm-alaska, doi: [10.5066/P961IMZX][5].
 
 [1]: https://code.usgs.gov/ghsc/nshmp/nshmp-haz
 [2]: https://code.usgs.gov/ghsc/nshmp/nshmp-haz/-/blob/main/docs/README.md
 [3]: https://www.usgs.gov/programs/earthquake-hazards/seismic-hazard-maps-and-site-specific-data
 [4]: https://code.usgs.gov/ghsc/nshmp/nshmp-haz/-/blob/main/docs/pages/Site-Specification.md
+[5]: https://doi.org/10.5066/P961IMZX