Lobo, P., Durdina, L., Brem, B.T., Crayford, A.P., Johnson, M.P., Smallwood, G.J., Siegerist, F., Williams, P.I., Black, E.A., Llamedo, A., Thomson, K.A., Trueblood, M.B., Yu, Z., Hagen, D.E., Whitefield, P.D., Miake-Lye, R.C., & Rindlisbacher, T. (2020). Comparison of standardized sampling and measurement reference systems for aircraft engine non-volatile particulate matter emissions. Journal of Aerosol Science, 145, p.105557. https://doi.org/10.1016/j.jaerosci.2020.105557