An open source software approach to geospatial sensor network standardization for urban runoff. - Andrew J. Rettig; Sumit Khanna; Dan Heintzelman; Richard A. Beck (Comput. Environ. Urban Syst., 2014)

Monitoring permeable paver runoff with an open-innovation geospatial sensor network. - Andrew J. Rettig; Sumit Khanna; Richard A. Beck; Quinn Wojcik; Carmen A. McCane (Int. J. Digit. Earth, 2016)