[For free semigroups see Combinatorics on words.] -------------------------------------------------- Jorge Almeida: Finite semigroups and universal algebra. World Scientific 1995, 530p. 981-02-1895-8. $86. Jorge Almeida/J. Pin/P. Weil: Semigroups whose idempotents form a subsemigroup. Math. Proc. Cambridge Philos. Soc. 111 (1992), 241--253. 1112 Michael Arbib: Algebraic theory of machines, languages, and semigroups. Academic Press 1968. 19016 Alan Cain: Presentations for subsemigroups of groups. PhD thesis Univ. Edinburgh 2005, 199p. M. Clase: Prime and semiprime semigroup algebras of cancellative semigroups. Trans. AMS ... (1998 ?), 1991-2007. 3353 A. Clifford/G. Preston: The algebraic theory of semigroups. 2 volumes. AMS 1961. 24624 P. Cohn: Review of the book "Semigroups and combinatorial applications" by Gerard Lallement. Bull. AMS 2/3 (1980), 483-485. Aldo De Luca/Stefano Varricchio: Finiteness and iteration conditions for semigroups. Theor. Comp. Sci. 87 (1991), 315-327. Aldo De Luca/Stefano Varricchio: On finitely recognizable semigroups. Acta Informatica 29 (1992), 483-498. Aldo De Luca/Stefano Varricchio: On noncounting regular classes. Theor. Comp. Sci. 100 (1992), 67-104. 7866 Karl Folley (ed.): Semigroups. Academic Press 1969. P. Grillet: Semigroups. Dekker 1995, 400p. $150. 10502 T. Hall/Mark Sapir: Idempotents, regular elements and sequences from finite semigroups. Internet ca. 1996, 13p. 24628 Tero Harju: Lecture notes on semigroups. Internet 1996, 85p. Udo Hebisch: Eine algebraische Theorie unendlicher Summen mit Anwendungen auf Halbgruppen und Halbringe. Bayr. Math. Schriften 40 (1992), 21-152. Udo Hebisch: Partial orders in semigroups and semirings of right quotients. Semigroup Forum 49 (1994), 165-174. Peter Higgins: Techniques of semigroup theory. Oxford UP 1992, 260p. Pds. 40. Graph-theoretical methods in semigroup theory. Karl Heinrich Hofmann: Zur Geschichte des Halbgruppenbegriffs. Historia Math. 90 (1992), 40-59. 2831 Karl Heinrich Hofmann/Helmut Juergensen/Hanns Joachim Weinert (ed.): Recent developments in the algebraic, analytical, and topological theory of semigroups. SLN Math. 998 (1983). 19176 Karl Heinrich Hofmann/Michael Mislove (ed.): Semigroup theory and its applications. Cambridge UP 1996. Karl Heinrich Hofmann/Michael Mislove (ed.): Recent advances in semigroup theory. Cambridge UP, 170p. Pds. 20. "This book ... is a must for everybody interested in semigroups." (H. Mitsch) Karl Heinrich Hofmann/Michael Mislove: Semigroup theory and its applications. Cambridge UP 1996. 1157 John Howie. An introduction to semigroup theory. Academic Press 1976, 270p. 0-12-356950-8. Pds. 43. John Howie: Fundamentals of semigroup theory. Oxford UP 1995, 360p. 0-19- 851194-9. DM 215. H. Juergensen/F. Migliorini/J. Szep: Semigroups. Akademiai Kiado' 1991, 120p. $ 23. An advanced research report on decompositions of semigroups. 16897 Mati Kilp/Ulrich Knauer/Alexander Mikhalev: Monoids, acts and categories. De Gruyter 2000, 530p. $149. 10563 Kenneth Krohn/Richard Mateosian/John Rhodes: Complexity of ideals in finite semigroups and finite-state machines. Math. Systems Theory 1 (1967), 59-66. 1121 Kenneth Krohn/John Rhodes/Bret Tilson: Homomorphisms and semilocal theory. In 1112 Arbib, 191-231. 10501 Stanislav Kublanovsky/Mark Sapir: Potential divisibility in finite semigroups is undecidable. Internet 1996, 9p. 10058 Gerard Lallement: Semigroups and combinatorial applications. Wiley 1979. Jimmie Lawson: The earliest semigroup paper? Semigroup Forum 52 (1996), 55-60. Mark Lawson: Inverse semigroups - the theory of partial symmetries. World Scientific 1999. $67. 19015 Mark Lawson: Zappa-Szep products of free monoids and groups. Internet 2007, 12p. Stephen Lipscomb: Symmetric inverse semigroups. AMS 1996, 170p. $49. E. Lyapin: Semigroups. 1978. $50. 7870 Stuart Margolis/John Meakin/Mark Sapir: Algorithmic problems in groups, semigroups and inverse semigroups. Internet ca. 1994, 68p. 7755 Stuart Margolis/Mark Sapir: Quasi-identities of finite semigroups and symbolic dynamics. Internet 1995, 14p. 24238 John Meakin: Groups and semigroups. Internet ca. 2006, 40p. Interesting discussion of connections and contrasts between group theory and semigroup theory. Jan Okninski: Semigroups of matrices. World Scientific 1998, 310p. $54. Alan Paterson: Groupoids, inverse semigroups, and their operator algebras. Birkha''user 1999, 270p. Mario Petrich: On ideals of semilattices. Czech. Math. J. 22 (1972), 361-367. Mario Petrich: Introduction to semigroups. Merrill 1973. Mario Petrich: Inverse semigroups. Wiley 1984. D. Rees: On semigroups. Proc. Cambridge Phil. Soc. 36 (1940), 387-400. J. Remmers: On the geometry of semigroup presentations. Adv. Math. 36 (1980), 283-296. John Rhodes: Some results on finite semigroups. J. Algebra 4 (1966), 471-504. 7867 John Rhodes: Algebraic theory of finite semigroups. In 7866 Folley, 125-162. 10562 John Rhodes: A homomorphism theorem for finite semigroups. Math. Systems Theory 4 (1970), 289-304. 1119 John Rhodes/Bret Tilson: Semigroups - elementary definitions and examples. In 1112 Arbib, 1-13. 1120 John Rhodes/Bret Tilson: Local structure theorems for finite semgigroups. In 1112 Arbib, 147-189. Mark Sapir: Burnside-type problems and finitely based semigroup varieties. Izv. AN SSSR 2/51 (1987), 319-340. Mark Sapir: Identities of finite inverse semigroups. Int. J. Algebra and Comp. 3 (1993), 115-124. 10503 Mark Sapir: Eventually H-related sets and systems of equations over finite semigroups and rings. Internet 1995, 10p. L. Shevrin/A. Ovsyannikov: Semigroups and their subsemigroup lattices I: Semigroups with certain types of subsemigroup lattices and lattice characterizations of semigroup classes. Sverdlovsk, Izdatelstvo Uralskovo Universiteta 1990. Russian. ISBN 5-7525-0110-5. L. Shevrin/A. Ovsyannikov: Semigroups and their subsemigroup lattices II: Lattice isomorphisms. Sverdlovsk, Izdatelstvo Uralskovo Universiteta 1990. Russian. ISBN 5-7525-0191-1. Otto Steinfeld: Quasi-ideals in rings and semigroups. Ak. Kiado 1978. Bret Tilson: Categories as algebras - an essential ingredient in the theory of finite monoids. J. Pure Appl. Algebra 48 (1987), 83-198.