Heeffer, Albrecht. 2009. “The Abbacus Tradition: The Missing Link Between Arabic And Early Symbolic Algebra?”.

Heeffer, Albrecht. 2006. “The Logic Of Disguise: Descartes' Discovery Of The Sine Law”. Historia scientiarum. International Journal of the History of Science Society of Japan 16: 144–165.

Heeffer, Albrecht. 2010. “From The Second Unknown To The Symbolic Equation” Albrecht Heeffer and Van Dyck, Maarten. Philosophical Aspects of Symbolic Reasoning in Early Modern Mathematics 26: 57–102.

Heeffer, Albrecht. 2011. “Historical Objections Against The Number Line”. Science and Education 20: 863–880.

Heeffer, Albrecht. 2007. “Father Henri Bosmans (S.j.) A Belgian Pioneer In The History Of Mathematics”. History and Pedagogy of Mathematics Newsletter 65: 12–15.

Heeffer, Albrecht. 2003. “Kepler's Near Discovery Of The Sine Law: A Qualitative Computational Model.” Claudio Delrieux and Legris, Javier. Computer modeling of scientific reasoning: 93–102.

Heeffer, Albrecht. 2012. “The Rule Of Quantity By Chuquet And De La Roche And Its Influence On German Cossic Algebra” Sabine Rommevaux, Spiesser, Maryvonne, and Esteve, Maria Rosa Massa. Pluralité de l'algèbre à la Renaissance: 127–147.

Heeffer, Albrecht. 2010. “The Reception Of Ancient Indian Mathematics By Western Historians” B.S. Yadav and Mohan, Man. Ancient Indian Leaps into Mathematics: 135–152.

Heeffer, Albrecht. 2009. “The Abbaco Tradition (1300-1500): Its Role In The Development Of European Algebra”. Suuri Kaiseki Kenkyuujo koukyuuroku 1625: 23–33.

Heeffer, Albrecht. 2006. “The Origin Of The Problems In Euler's Algebra”. Bulletin of the Belgian Mathematical Society - Simon Stevin 13: 949–952.

Heeffer, Albrecht. 2007. “Abduction As A Strategy For Concept Formation In Mathematics: Cardano Postulating A Negative.” Olga Pombo and Gerner, Alexander. Abduction and the process of scientific discovery: 179–194.

Heeffer, Albrecht. 2014. “Epistemic Justification And Operational Symbolism”. Foundations of science 19: 89–113.

Heeffer, Albrecht. 2008. “Text Production, Reproduction And Appropriation Within The Abbaco Tradition: A Case Study”. SCIAMVS 9: 101-145.

Heeffer, Albrecht. 2008. “A Conceptual Analysis Of Early Arabic Algebra” Shahid Rahman, Street, Tony, and Tahiri, Hassan. The unity of science in the arabic tradition : science, logic, epistemology and their interactions: 89–128. http://dx.doi.org/1854/11276.

Heeffer, Albrecht. 2010. “The Body In Renaissance Arithmetic: From Mnemonics To Embodied Cognition”. In Proceedings of the Thirty Sixth Annual Convention of the Society for the Study of Artificial Intelligence and Simulation, Proceedings of the Thirty Sixth Annual Convention of the Society for the Study of Artificial Intelligence and Simulation, Alison Pease, Guhe, Markus, and Smaill, Alan. The Society for the Study of Artificial Intelligence and the Simulation of Behaviour.

Heeffer, Albrecht. 2014. “Data-Driven Induction In Scientific Discovery: A Critical Assessment Based On Kepler's Discoveries” Erik Weber, Wouters, Dietlinde, and Meheus, Joke. Logic, reasoning, and rationality: 59–76.

Heeffer, Albrecht. 2010. “Algebraic Partitioning Problems From Luca Pacioli's Perugia Manuscript (Vat. Lat. 3129)”. Sources and Commentaries in Exact Sciences 11: 3–51.

Heeffer, Albrecht. 2006. “Récréations Mathématiques (1624): A Study On Its Authorship, Sources And Influence”. Gibecière 1: 77–167.

Heeffer, Albrecht. 2011. “On The Curious Historical Coincidence Of Algebra And Double-Entry Bookkeeping” Karen François, Löwe, Benedikt, Müller, Thomas, and Van Kerkhove, Bart. Foundations of the formal sciences VII : bringing together philosophy and sociology of science 32: 109–130. http://www.collegepublications.co.uk/logic/?00021.

Heeffer, Albrecht. 2008. “Regiomontanus And Chinese Mathematics” Erik Weber. PHILOSOPHICA 82: 87–114.

Heeffer, Albrecht. 2011. “From Problem Solving To The Teaching Of Algebra: The Genesis Of The Algebra Textbook” Fanny Seroglou, Koulountzos, Vassilis, and Siatras, Anastasios. 11th international IHPST and 6th Greek history, philosophy and science teaching joint conference, Proceedings: 344-347.

Heeffer, Albrecht. 2008. “The Emergence Of Symbolic Algebra As A Shift In Predominant Models”. Foundations of Science 13: 149–161. http://dx.doi.org/10.1007/s10699-008-9124-0.

Heeffer, Albrecht, and Harold Heeffer. 2007. “Near-Optimal Strategies For The Game Of Logik”.

Heeffer, Albrecht. 2010. “The Symbolic Model For Algebra: Functions And Mechanisms” Lorenzo Magnani, Carnielli, Walter A, and Pizzi, Claudio. Model-Based Reasoning in Science and Technology 314: 519–532. http://dx.doi.org/10.1007/978-3-642-15223-8\_29.

Heeffer, Albrecht. 2011. “The Rhetoric Of Problems In Algebra Textbooks From Pacioli To Euler”.