Gauge embedding procedure: classical and quantum equivalence between dual modelsB. Alves Marques, B. Z. Felippe, A. P. Baeta Scarpelli, L. C. T. Brito and A. Yu. PetrovEur. Phys. J. C, 82 3 (2022) 199DOI: https://doi.org/10.1140/epjc/s10052-022-10166-7