Marco Muselli. Approximation Properties of Positive Boolean Functions. In Bruno Apolloni, Maria Marinaro, Giuseppe Nicosia, Roberto Tagliaferri, editors, Neural Nets, 16th Italian Workshop on Neural Nets, WIRN 2005, and International Workshop on Natural and Artificial Immune Systems, NAIS 2005, Vietri sul Mare, Italy, June 8-11, 2005, Revised Selected Papers. Volume 3931 of Lecture Notes in Computer Science, pages 18-22, Springer, 2005. [doi]