Sampling theory for neuromagnetic detector arrays. - Antti Ahonen; Matti S. Hämäläinen; Risto J. Ilmoniemi; Matti J. Kajola; Jukka E. T. Knuutila; Juha Simola; Visa A. Vilkman (IEEE Trans. Biomed. Eng., 1993)

Applications of the signal space separation method. - Samu Taulu; Juha Simola; Matti J. Kajola (IEEE Trans. Signal Process., 2005)