OMIREH, KENNETH, C.; STANLEY, H. O.; UGWUOHA, E.; AMAH, V. AIR QUALITY AND MICROBIAL CONTAMINATION AROUND CEMENT DEPOTS IN PORT HARCOURT, NIGERIA: AN INTEGRATED ASSESSMENT OF PARTICULATE, CHEMICAL, AND BIOAEROSOL POLLUTION. GPH-International Journal of Applied Science, v. 9, n. 9, p. 12-27, 12 out. 2026.