- Piotr Sworowski, “Integration with One-Dimensional Space of Gauges”, Taiwanese J. Math., 15, no. 1, 2011
- Piotr Sworowski, “Adjoint classes of functions in the H1 sense”, Czech Math J, 57, no. 2, 2007,
505 - Piotr Sworowski, “H 1-integrals with respect to some bases”, Lith Math J, 53, no. 3, 2013,
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