Anders Berglund, Scott Boag, Don Chamberlin, Mary F. Fernandez, Michael Kay, Jonathan Robie, and Jérôme Simeon. XML Path Language (XPath) 2.0. Technical Report W3C Working Draft, Version 2.0, World Wide Web Consortium, December 2001. http://www.w3.org/TR/xpath20/.
Val Breazu-Tannen, Peter Buneman, and Limsoon Wong. Naturally Embedded Query Languages. In Proc. of the International Conference on Database Theory (ICDT), pages 140–154, Berlin, Germany, October 1992.
Peter Buneman, Leonid Libkin, Dan Suciu, Val Tannen, and Limsoon Wong. Comprehension Syntax. ACM SIGMOD Record, 23:87–96, March 1994.
Rick G. Cattell and Douglas K. Barry, editors. The Object Database Standard: ODMG 2.0. Morgan Kaufmann, 1997.
Damianos Chatziantoniou and Kenneth A. Ross. Groupwise Processing of Relational Queries. In Proceedings of the 23rd Internatinal Conference on Very Large Data Bases (VLDB), pages 476–485, Athens, Greece, August 1997.
Peter Fankhauser and Philip Wadler. XQuery Tutorial. XML2001, Orlando, Florida, USA, December 2001.
Leonidas Fegaras and David Maier. Optimizing Object Queries Using an Effective Calculus. ACM Transactions on Database Systems, 25(4):457–516. 2000.
Richard A. Ganski and Harry K. T. Wong. Optimization of Nested SQL Queries Revisited. In Proceedings of the ACM SIGMOD International Conference on Management of Data, pages 23–33, San Francisco, USA, 1987.
Andrew J. Gill, John Launchbury, and Simon L. Peyton Jones. A Short Cut to Deforestation. In Proceedings of the ACM Conference on Functional Programming and Computer Architecture (FPCA), pages 223–232, Copenhagen, Denmark, April 1993.
Torsten Grust. Comprehending Queries. PhD thesis, University of Konstanz, September 1999. Available at http://www.ub.uni-konstanz.de/kops/volltexte/1999/312/312_l.pdf.
Torsten Grust. Accelerating XPath Location Steps. In Proceedings of the 21st International ACM SIGMOD Conference on Management of Data, pages 109–120, Madison, Wisconsin, USA, June 2002.
Torsten Grust and Marc H. Scholl. How to Comprehend Queries Functionally. Journal of Intelligent Information Systems, 12(2/3): 191–218, March 1999. Special Issue on Functional Approach to Intelligent Information Systems.
Jonathan M.D. Hill. Data-Parallel Lazy Functional Programming. PhD thesis, University of London, Queen Mary and Westfield College, September 1994.
John Hughes and Simon L. Peyton Jones (editors). Haskell 98: A Non-strict, Purely Functional Language, http://haskell.org/definition/, February 1999.
Won Kim. On Optimizing an SQL-like Nested Query. ACM Transactions on Database Systems, 7(3):443–469, September 1982.
Joachim Lambek. A Fixpoint Theorem for Complete Categories. Mathematische Zeitschrift, 103:151–161, 1968.
Erik Meijer, Marten M. Fokkinga, and Ross Paterson. Functional Programming with Bananas, Lenses, Envelopes and Barbed Wire. In Procedings of the ACM Conference on Functional Programming and Computer Architecture (FPCA), number 523 in Lecture Notes in Computer Science (LNCS), pages 124–144, Cambridge, USA, 1991. Springer Verlag.
Dan Olteanu, Holger Meuss, Tim Furche, and François Bry. Symmetry in XPath. Technical Report PMS-FB-2001–16, Institute of Computer Science, University of Munich, Germany, October 2001.
Simon Peyton-Jones. Tackling the Awkward Squad: Monadic Input/Output, Concurrency, Exceptions, and Foreign-Language Calls in Haskell. In Tony Hoare, Manfred Broy, and Ralf Steinbruggen, editors, Engineering Theories of Software Construction, pages 47–96. IOS Press, 2001.
Hennie J. Steenhagen, Peter M.G. Apers, and Henk M. Blanken. Optimization of Nested Queries in a Complex Object Model. In Proceedings of the 4th Interntional Conference on Extending Database Technology (EDBT), pages 337–350, Cambridge, UK, March 1994.
Dan Suciu and Limsoon Wong. On Two Forms of Strutural Recursion. In Georg Gottlob and Moshe Y. Vardi, editors, Proceedings of the 5th International Conference on Database Theory (ICDT), number 893 in Lecture Notes in Computer Science (LNCS), pages 111–124, Prague, Czech Republic, January 1995. Springer Verlag.
Akihiko Takano and Erik Meijer. Shortcut Deforestation in Calculational Form. In Proceedings of the ACM Conference on Functional Programming and Computer Architecture (FPCA), pages 306–313, La Jolla, USA, June 1995. ACM Press.
Philip Wadler. Theorems for Free! In Proceedings of the 4th International Conference on Functional Programming and Computer Architecture (FPCA), London, England, September 1989.
Philip Wadler. Comprehending Monads. In Conference on Lisp and Functional Programming, pages 61–78, June 1990.
Limsoon Wong. Querying Nested Collections. PhD thesis, University of Pennsylvania, Philadelphia, August 1994.