Roth, R.E., Donohue, R.G., Sack, C.M., Wallace, T.R. and Buckingham, T.M.A. 2015. A Process for Keeping Pace with Evolving Web Mapping Technologies. Cartographic Perspectives. 78 (Jan. 2015), 25–52. DOI:https://doi.org/10.14714/CP78.1273.