Krisman, Muhammad Rafli, et al. “The Influence of Noice Levels in The Cabin Tower on The Work Environment of Air Traffic Controllers at Airnav Indonesia Subranch Gorontalo”. Kontribusia : Research Dissemination for Community Development, vol. 7, no. 2, Aug. 2024, pp. 70-76, doi:10.30587/kontribusia.v7i2.8036.