@book(Brodie-2010,
 author       = "K.~Brodie and K.~Coetzee",
 year         = "2010",
 title        = "Teaching mathematical reasoning in secondary school classrooms",
 publisher    = "Springer Verlag",
 doi          = "10.1007/978-0-387-09742-8",
)
@inproceedings(Caprotti06webalt!deliver,
 author       = "O.~Caprotti",
 year         = "2006",
 title        = "WebALT! Deliver Mathematics Everywhere",
 booktitle    = "Proceedings of SITE 2006",
)
@inproceedings(Caprotti_multilingualdelivery,
 author       = "O.~Caprotti and M.~Sepp\"al\"a",
 year         = "2006",
 title        = "Multilingual Delivery of Online Tests in Mathematics",
 booktitle    = "Proceedings of Online Educa Berlin 2006",
)
@article(Cooper-Harries-2005,
 author       = "Barry Cooper and Tony Harries",
 year         = "2005",
 title        = "Making sense of realistic word problems: portraying working class `failure' on a division with remainder problem",
 journal      = "International Journal of Research \& Method in Education",
 volume       = "28",
 number       = "2",
 pages        = "147--169",
 doi          = "10.1080/01406720500256228",
)
@misc(Mathbar,
 author       = "T.~Hallgren and J.~Saludes",
 year         = "2010",
 title        = "Math bar online",
 url          = "http://www.grammaticalframework.org/demos/minibar/mathbar.html",
)
@article(Hand-2011,
 author       = "V.~Hand",
 year         = "2012",
 title        = "Book Review: Adding depth to portraits of mathematical inquiry Karin Brodie (2010) Teaching mathematical reasoning in secondary school classrooms",
 journal      = "Educational Studies in Mathematics",
 volume       = "79",
 pages        = "149--155",
)
@book(Kosan-2007,
 author       = "T.~Kosan",
 year         = "2007",
 title        = "\textsc {Sage}{} for Newbies",
 publisher    = "Sagemath.org",
 url          = "http://sage.math.washington.edu/home/tkosan/newbies\_book/",
)
@misc(OpenMath,
 author       = "P.~Libbrecht",
 year         = "2010",
 title        = "OpenMath",
 url          = "http://www.openmath.org/",
)
@misc(GF,
 author       = "A.~Ranta",
 year         = "2010",
 title        = "Grammatical Framework",
 url          = "http://www.grammaticalframework.org/",
)
@book(Ranta11,
 author       = "A.~Ranta",
 year         = "2011",
 title        = "Grammatical Framework: Programming with Multilingual Grammars",
 publisher    = "CSLI Publications, Stanford",
)
@article(Selter-2000,
 author       = "Ch. Selter",
 year         = "2000",
 title        = "Book Review: Verschaffel, L., Greer, B., and de Corte, E., Making Sense of Word Problems",
 journal      = "Educational Studies in Mathematics",
 volume       = "42",
 pages        = "211--213",
)
@book(SageTutorial-2011,
 author       = "\textsc {Sage}{} developing team",
 year         = "2011",
 title        = "\textsc {Sage}{} {Tutorial, release 4.7.2}",
 publisher    = "Sagemath.org",
 url          = "http://www.sagemath.org/pdf/",
)
@misc(SSSAPI,
 author       = "\textsc {Sage}{} developing team",
 year         = "Consulted Jan 15, 2012",
 title        = "Simple Sage Server API",
 url          = "http://www.sagemath.org/doc/reference/sagenb/simple/twist.html",
)
@book(Verschaffel-Greer-DeCorte-2000,
 author       = "L.~Verschaffel and B.~Greer and E.~De Corte",
 year         = "2000",
 title        = "Making sense of word problems",
 publisher    = "Taylor \& Francis",
 doi          = "10.1023/A:1004190927303",
)
@book(Wayne-2001,
 author       = "D.~Wayne",
 year         = "2001",
 title        = "How to solve word problems in mathematics",
 publisher    = "McGraw-Hill",
)
@misc(wordnet,
 author       = "WordNet",
 year         = "last access Jan 10th, 2012",
 title        = "A lexical database for English",
 url          = "http://wordnet.princeton.edu/",
)
@inproceedings(E-LearningMathematics,
 author       = "S.~Xamb\'o and H.~Bass and G.~Bolanos and R.~Seiler and M.~Sepp\"al\"a",
 year         = "2006",
 title        = "E-Learning Mathematics",
 booktitle    = "Proceedings of the ICM-2006 (Volume III)",
 publisher    = "European Mathematical Society",
 pages        = "1743--1768",
)
@inproceedings(AutonomousLearners,
 author       = "S.~Xamb\'o and O.~Caprotti and M.~Sepp\"al\"a",
 year         = "2008",
 title        = "Toward autonomous learners of mathematics",
 editor       = "E.~M.~Rocha J.~M.~Borwein and J.~F. Rodrigues",
 booktitle    = "Communicating Mathematics in the Age of Digital Libraries",
 publisher    = "A. K. Peters",
 pages        = "239--252",
)