Junior, Romeu Felix Menin. “The Phenomenon of Ultractivity: The Normative Business Clauses and the Summary No. 277 of the TST”. Revista Coleta Científica 2, no. 3 (April 1, 2018): 01–16. Accessed October 23, 2026. https://portalcoleta.com.br/index.php/rcc/article/view/14.