A Preliminary Geotechnical Assessment of Residual Tropical Soils around Osogbo Metropolis as Materials for Road Subgrade. Journal of the Nigerian Society of Physical Sciences, [S. l.], v. 4, n. 2, p. 157–164, 2022. DOI: 10.46481/jnsps.2022.417. Disponível em: https://journal.nsps.org.ng/index.php/jnsps/article/view/417. Acesso em: 1 apr. 2025.