1. Borowiec, A., Kharchenko, V.K., Oziewicz, Z.: On free differentials on associative algebras. Math. Appl. 303, 46–53 (1994)
2. Borowiec, A., Kharchenko, V.K.: Algebraic approach to calculi with partial derivatives. Sib. Adv. Math. 5, 10–37 (1995)
3. Borowiec, A., Kharchenko, V.K.: First order optimum calculi. Bull. Soc. Sci. Lett. Lódź 45, 75–88 (1995). Recher. Deform. XIX
4. Borowiec, A., Kharchenko, V.K., Oziewicz, Z.: First order calculi with values in right-universal bimodules. Banach Cent. Publ. 40, 171–184 (1997).
arXiv:q-alg/9609010v1
as preprint
5. Celik, S.: Differential geometry of the
$$q$$
q
-superplane. J. Phys. A Math. Gen. 35, 9695–9701 (1998)