The Location of Interacting Hub Facilities. - Morton E. O'Kelly (Transp. Sci., 1986)

A clustering approach to the planar hub location problem. - Morton E. O'Kelly (Ann. Oper. Res., 1992)

GIS and educational and instructional challenges. - Morton E. O'Kelly (J. Geogr. Syst., 2000)

Detecting outliers in irregularly distributed spatial data sets by locally adaptive and robust statistical analysis and GIS. - Hongxing Liu; Kenneth C. Jezek; Morton E. O'Kelly (Int. J. Geogr. Inf. Sci., 2001)

Assessing representation error in point-based coverage modeling. - Alan T. Murray; Morton E. O'Kelly (J. Geogr. Syst., 2002)

Recent advances in accessibility research: Representation, methodology and applications. - Mei-Po Kwan; Alan T. Murray; Morton E. O'Kelly; Michael Tiefelsdorf (J. Geogr. Syst., 2003)

Aggregate accessibility to population at the county level: U.S. 1940-2000. - Morton E. O'Kelly; Mark W. Horner (J. Geogr. Syst., 2003)

A geographic perspective on commercial Internet survivability. - Tony H. Grubesic; Morton E. O'Kelly; Alan T. Murray (Telematics Informatics, 2003)

Isard's contributions to spatial interaction modeling. - Morton E. O'Kelly (J. Geogr. Syst., 2004)

Regional service coverage modeling. - Alan T. Murray; Morton E. O'Kelly; Richard L. Church (Comput. Oper. Res., 2008)

A bootstrap based space-time surveillance model with an application to crime occurrences. - Youngho Kim; Morton E. O'Kelly (J. Geogr. Syst., 2008)

Rectilinear minimax hub location problems. - Morton E. O'Kelly (J. Geogr. Syst., 2009)

Models for Spatial Interaction Data: Computation and Interpretation of Accessibility. - Morton E. O'Kelly (ICCSA (2), 2012)

Spatial interaction models from Irish commuting data: variations in trip length by occupation and gender. - Morton E. O'Kelly; Michael A. Niedzielski; Justin Gleeson (J. Geogr. Syst., 2012)

Twenty-Five Years of Hub Location Research. - James F. Campbell; Morton E. O'Kelly (Transp. Sci., 2012)

A two-stage hub location method for air transportation in Brazil. - Rafael M. A. Figueiredo; Morton E. O'Kelly; Nelio D. Pizzolato (Int. Trans. Oper. Res., 2014)

Hub Location and Network Design with Fixed and Variable Costs. - James F. Campbell; Gilberto de Miranda Jr.; Ricardo Saraiva de Camargo; Morton E. O'Kelly (HICSS, 2015)

Synthesizing spatial interaction data for social science research: Validation and an investigation of spatial mismatch in Wichita, Kansas. - Michael A. Niedzielski; Morton E. O'Kelly; E. Eric Boschmann (Comput. Environ. Urban Syst., 2015)

Perspectives on modeling hub location problems. - Sibel A. Alumur; James F. Campbell; Iván A. Contreras; Bahar Yetis Kara; Vladimir Marianov; Morton E. O'Kelly (Eur. J. Oper. Res., 2021)

Rents and wages derived from spatial interaction analysis in Shanghai. - Liying Yue; Morton E. O'Kelly (J. Geogr. Syst., 2023)

Multipurpose shopping trips and location. - Tammy Drezner; Morton E. O'Kelly; Zvi Drezner (Ann. Oper. Res., 2023)

Stochastic location models applied to multipurpose shopping trips. - Zvi Drezner; Morton E. O'Kelly; Pawel Jan Kalczynski (J. Oper. Res. Soc., 2024)

Multi-facility location models incorporating multipurpose shopping trips. - Pawel Kalczynski; Zvi Drezner; Morton E. O'Kelly (OR Spectr., 2025)