BERENS, P. CircStat: A MATLAB Toolbox for Circular Statistics. Journal of Statistical Software, [S. l.], v. 31, n. 10, p. 1–21, 2009. DOI: 10.18637/jss.v031.i10. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v031i10. Acesso em: 4 jul. 2022.