TODOROVA, Tamara.
 Some Efficiency Aspects of Monopolistic Competition: Innovation, Variety and Transaction Costs.
<strong>Theoretical and Practical Research in Economic Fields</strong>, [S.l.], v. 12, n. 2, p. 82 - 88, dec. 2021.
ISSN 2068-7710.
Available at: &lt;<a href="https://journals.aserspublishing.eu/tpref/article/view/6722" target="_new">https://journals.aserspublishing.eu/tpref/article/view/6722</a>&gt;. Date accessed: 03 july 2024.
doi: <a href="https://doi.org/10.14505/tpref.v12.2(24).02">https://doi.org/10.14505/tpref.v12.2(24).02</a>.