Foundations of Simulative Theorizing. - T. Laine; Heikki Hyötyniemi; P. Saariluoma (ECAI, 1998)

Combining concept maps and bibliometric maps: First explorations. - R. K. Buter; E. C. M. Noyons; M. Van Mackelenbergh; T. Laine (Scientometrics, 2006)