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Strongly graded hereditary orders

Haefner, Jeremy; Pappacena, Christopher (2001-08-28)
Next-generation course management systems: Course management systems could use some improvements - and we have some ideas.

Carmean, Colleen; Haefner, Jeremy (EDUCAUSE, 2003)
Actions of picard groups on graded rings

Haefner, Jeremy; Del Rio, Angel (Elsevier, 1999)
Isomorphisms of row and column finite matrix rings

Haefner, Jeremy; Del Rio, A.; Simon, J. (American Mathmatical Society, 1997-06)
The Globalization problem for inner automorphisms and Skolem-Noether theorems

Haefner, Jeremy; Del Rio, Angel (World Science, 2003-07)
On when a graded ring is graded equivalent to a crossed product

Haefner, Jeremy (American Mathmatical Society, 1996-04)
Hereditary crossed products

Haefner, Jeremy; Janusz, Gerald (American Mathmatical Society, 2000-03-27)
Automorphisms of tiled orders

Haefner, Jeremy; Pappacena, Christopher (Elsevier, 2002)
Provost's eZine

Haefner, Jeremy; Gatley, Ian; Stone, Joan; Nasr, Nabil; Boyd, Donald; Walker, Fred; Ulin, Robert; Licata, Christine; Wild, Lynn (Division of Academic Affairs, 2008-10)
The Isomorphism problem for incidence rings

Abrams, Gene; Haefner, Jeremy; Del Rio, Angel (University of California, 1999)