Zhang, Y., Wang, X., Wang, L., Zhang, Y., Ye, Y., Jiang, H., Chi, Y., Liu, G., Yao, S. (2026). Measurement of urban vitality and the influence mechanism of the built environment on it based on multi-source data: A case study of Yantai City. PLoS ONE. https://doi.org/10.1371/journal.pone.0343003