Magnetic measurements of cardiac mechanical activity. - Roman Maniewski; Toivo Katila; Torsti Poutanen; Penitti Siltanen; Timo Varpula; John P. Wikswo Jr. (IEEE Trans. Biomed. Eng., 1988)

Radiometric Resolution Analysis and a Simulation Model. - Matti Kaisti; Miikka Altti; Torsti Poutanen (Remote. Sens., 2016)