Selection of input features across subjects for classifying crewmember workload using artificial neural networks. - Trevor I. Laine; Kenneth W. Bauer Jr.; Jeffrey W. Lanning; Christopher A. Russell; Glenn F. Wilson (IEEE Trans. Syst. Man Cybern. Part A, 2002)

Improving pilot mental workload classification through feature exploitation and combination: a feasibility study. - Jeremy B. Noel; Kenneth W. Bauer Jr.; Jeffrey W. Lanning (Comput. Oper. Res., 2005)