VASILEV, Aleksandar.
 A Real-Business-Cycle model with an informal sector: Lessons for Bulgaria (1999-2018).
<strong>Journal of Mathematical Economics and Finance</strong>, [S.l.], v. 10, n. 1, p. 49 - 63, june 2024.
ISSN 2458-0813.
Available at: &lt;<a href="https://journals.aserspublishing.eu/jmef/article/view/8571" target="_new">https://journals.aserspublishing.eu/jmef/article/view/8571</a>&gt;. Date accessed: 23 nov. 2024.
doi: <a href="https://doi.org/10.14505/jmef.v10.1(18).03">https://doi.org/10.14505/jmef.v10.1(18).03</a>.