[1]
J. Alcántara Bode, “An example of two non-unitarily equivalent compact operators with the same traces and kernel”, ProMath, vol. 23, no. 45-46, pp. 105–111, Sep. 2009, Accessed: Oct. 10, 2026. Available: https://revistas.pucp.edu.pe/index.php/promathematica/article/view/10266