Olorunnimbe RO, Oni SI, Ege E, Giwa M. Analysis of effects of prolonged travel delay on public bus operators’ profit margin in metropolitan Lagos, Nigeria. J. sustain. dev. transp. logist. [Internet]. 2022 Apr. 25 [cited 2026 Jun. 26];7(1):112-26. Available from: https://jsdtl.sciview.net/index.php/jsdtl/article/view/175