D. Hestenes, Oersted Medal Lecture 2002: Reforming the Mathematical Language of Physics, Am. J. Phys.: 71: 104-121 (2003).
D. Hestenes, New Foundations for Classical Mechanics. Kluwer: Dordrecht/Boston (1986), Second Edition (1999), now Springer: New York.
D. Hestenes: Spacetime Physics with Geometric Algebra, Am. J. Phys.: 71: 691-714 (2003).
D. Hestenes, Space-Time Algebra, Gordon & Breach, New York, (1966). Third printing 1992. Second Edition, Birkhaüser, New York (2015).
D. Hestenes: Differential Forms in Geometric Calculus. In F. Brackx et al. (eds), Clifford Algebras and their Applications in Mathematical Physics, Kluwer: Dordrecht/Boston (1993). p. 269-285.
D. Hestenes: Tutorial on Geometric Calculus, Advances in Applied Clifford Algebras 24(2): 257-273 (2014).
D. Hestenes: Gauge Theory Gravity with Geometric Calculus, Foundations of Physics 36, 903-970 (2005).
D. Hestenes: Space-Time Algebra, Gordon & Breach, New York, (1966). Second Edition, Birkhaüser, New York (2015).
D. Hestenes: Grassmann's Legacy. In H-J. Petsche, A. Lewis, J. Liesen, S. Russ (Eds.): From Past to Future: Grassmann's Work in Context, Birkhäuser, Berlin, 2011.
D. Hestenes: The Shape of Differential Geometry in Geometric Calculus. In L. Dorst and J. Lasenby (Eds.): Guide to Geometric Algebra in Practice, Springer: London, 2011.
D. Hestenes, G. Sobczyk, Clifford Algebra to Geometric Calculus — A Unified Language for Mathematics and Physics, Kluwer, Dordrecht/Boston (1984), paperback (1985). Fourth printing 1999.