Efficient digitizing through the combination of appropriate hardware and software for error detection and editing. - Nicholas Chrisman (Int. J. Geogr. Inf. Sci., 1987)

Deficiencies of sheets and tiles: building sheetless databases. - Nicholas Chrisman (Int. J. Geogr. Inf. Sci., 1990)

Editorial: Object Dynamics. - Nicholas Chrisman (GeoInformatica, 1999)

A transformational approach to GIS operations. - Nicholas Chrisman (Int. J. Geogr. Inf. Sci., 1999)

What Does 'GIS' Mean? - Nicholas Chrisman (Trans. GIS, 1999)

Full Circle: More than Just Social Implications of GIS. - Nicholas Chrisman (Cartogr. Int. J. Geogr. Inf. Geovisualization, 2005)

Thirty Years of Research on Spatial Data Quality: Achievements, Failures, and Opportunities. - Rodolphe Devillers; Alfred Stein; Yvan Bédard; Nicholas Chrisman; Peter Fisher; Wenzhong Shi (Trans. GIS, 2010)

Progress and missed opportunities in spatial analysis for Digital Earth. - Nicholas Chrisman (IGARSS, 2013)

Spatial relevancy algorithm for context-aware systems (SRACS) in urban traffic networks using dynamic range neighbor query and directed interval algebra. - Najmeh Neysani Samany; Mahmoud Reza Delavar; Nicholas Chrisman; Mohammad Reza Malek (J. Ambient Intell. Smart Environ., 2013)

Modelling spatio-temporal relevancy in urban context-aware pervasive systems using voronoi continuous range query and multi-interval algebra. - Najmeh Neysani Samany; Mahmoud Reza Delavar; Nicholas Chrisman; Mohammad Reza Malek (Mob. Inf. Syst., 2013)

Identifying Approaches to Usability Evaluation. - Erin Koletsis; Nicholas Chrisman; William Cartwright (GSR, 2014)

FIA5: A customized Fuzzy Interval Algebra for modeling spatial relevancy in urban context-aware systems. - Najmeh Neysani Samany; Mahmoud Reza Delavar; Nicholas Chrisman; Mohammad Reza Malek (Eng. Appl. Artif. Intell., 2014)

Calculating on a round planet. - Nicholas Chrisman (Int. J. Geogr. Inf. Sci., 2017)

Developing FIA5 to FSTPR25 for modeling spatio-temporal relevancy in context-aware wayfinding systems. - Najmeh Neysani Samany; Mahmoud Reza Delavar; Nicholas Chrisman (J. Ambient Intell. Humaniz. Comput., 2020)