Estimating radar positions using cooperative unmanned air vehicle teams. - Keith B. Purvis; Karl Johan Åström; Mustafa Khammash (ACC, 2005)

Online Control Strategies for Highly Coupled Cooperative UAVs. - Keith B. Purvis; Karl Johan Åström; Mustafa Khammash (ACC, 2007)

A Review of Recent Algorithms and a New and Improved Cooperative Control Design for Generating a Phantom Track. - Keith B. Purvis; Phillip R. Chandler (ACC, 2007)

Estimation and Optimal Configurations for Localization Using Cooperative UAVs. - Keith B. Purvis; Karl Johan Åström; Mustafa Khammash (IEEE Trans. Control. Syst. Technol., 2008)