| Zhang-{ | hide text |
| 181015-093645: | Surface operators. |
| 080827-112743: | Combinatorics of q-numbers (3). |
| 080827-112237: | Combinatorics of q-numbers (2). |
| 080827-111133: | Combinatorics of q-numbers. |
| 080731-112834: | Kassel III.7: Comodule algebras (2). |
| 080731-111922: | Kassel III.7: Comodule algebras. |
| 080728-103610: | Kassel III.5: Modules over a Hopf Algebra. |
| 080728-100740: | Kassel III.4: GL(2) and SL(2). |
| 080707-141907: | Kassel IV.2: Gauss Polynomials and the q-Binomial Formula. |
| 080707-140300: | Kassel IV.1: The Quantum Plane (2). |
| 080707-135410: | Kassel IV.1: The Quantum Plane. |
| 080703-121505: | Kassel I.7: Ore Extensions (3). |
| 080703-115932: | Kassel I.7: Ore Extensions (2). |
| 080703-114315: | Kassel I.7: Ore Extensions. |
| 080407-154716: | Kassel III.3: Hopf Algebras. |
| 080331-121214: | Kassel III.2: Bialgebras (3). |
| 080331-115042: | Kassel III.2: Bialgebras (2). |
| 080331-113921: | Kassel III.2: Bialgebras. |
| 080331-113101: | Kassel III.1: Coalgebras. |
| 080324-133753: | Kassel I.6: Graded and Filtered Algebras. |
| 080306-153403: | Kassel II.4: Tensor products of algebras. |
| 080221-115556: | Kassel 2.1: Tensor Products (3) |
| 080221-114426: | Kassel 2.1: Tensor Products (2) |
| 080221-112622: | Kassel 2.1: Tensor Products |
| 080218-114301: | Kassel: 1.6 (2). |
| 080218-111608: | Kassel: 1.6. |
| 080211-113943: | Kassel: 1.5. |
| 080211-112734: | Kassel: 1.3, 1.4. |
| 080128-115751: | Affine lines, planes, and algebras. |
| } |