Sievers, Sönke, Jan Klobucnik, and David Miersch. Predicting Early Warning Signals of Financial Distress: Theory and Empirical Evidence, 2017.https://doi.org/10.2139/ssrn.2237757 .

Klobucnik, Jan, David Miersch, and Sönke Sievers. “Predicting Early Warning Signals of Financial Distress: Theory and Empirical Evidence.” SSRN Electronic Journal, 2017.