24150 Joseph Ancykutty: On incidence algebras and directed graphs. IJMMS 31/5 (2002), 301-305. 24141 Marilena Barnabei/Andrea Brini/Gian-Carlo Rota: Un'introduzione alla teoria delle funzioni di Möbius. In A. Barlotti (ed.): Matroid theory and its applications. Springer 1980, 7-109. 24143 Antonio Bernini/Luca Ferrari/Einar Steingrimsson: The Möbius function of the consecutive pattern poset. El. J. Comb. 18 (2011), 11p. Andreas Blass/Bruce Sagan: Möbius functions of lattices. Adv. Math. 127 (1997), 94-123. 24144 Michael Braun: A note on group invariant incidence functions. Int. El. J. Algebra 2 (2007), 90-99. 24124 Francesco Brenti: Twisted incidence algebras and Kazhdan-Lusztig-Stanley functions. Adv. Math. 148 (1999), 44-74. 16163 A. Brini: Combinatoria e topologia - teorema di Quillen e funzioni di Möbius. Boll. UMI Mat. Soc. Cult. Aprile 2004, 143-172. 24145 Peter Doubilet/Gian-Carlo Rota/Richard Stanley: On the foundations of combinatorial theory VI - The idea of generating function. Proc. 6th Berkeley Symp. Math. Stat. Prob. 2 (1970), 267-318. 1136 Arne Dür: Möbius functions, incidence algebras, and power series representations. SLN Math. 1202 (1986). 24155 Chris Godsil: An introduction to the Moebius function. Internet, 45p. 24142 Lionel Levine/Alex Zhai: [Incidence algebras.] Internet 2011, 9p. 28880 Gian-Carlo Rota: On the foundations of combinatorial theory I. Zeitschr. Wtheorie 2 (1964), 340-368. 24151 Bruce Sagan: Moebius functions of posets I - introduction to partially ordered sets. Internet 2007, 120p (talk). 24157 Harald Scheid: Funktionen über lokal endlichen Halbordnungen I. Monatsh. Math. 74 (1970), 336-347. 24158 Harald Scheid: Funktionen über lokal endlichen Halbordnungen II. Monatsh. Math. 75 (1971), 44-56. 24244 Eugene Spiegel/Christopher O'Donnell: Incidence algebras. Dekker 1997, 330p. Eur 63. 24146 Einar Steingrimsson/Bridget Eileen Tenner: The Möbius function of the permutation pattern poset. Internet 2010, 10p.