Sources and additional reading (optional)

Totsche, K.U., Amelung, W., Gerzabek, M.H., Guggenberger, G., Klumpp, E., Knief, C., Lehndorff, E., Mikutta, R., Peth, S., Prechtel, A., Ray, N. and Kögel-Knabner, I. (2018), Microaggregates in soils. J. Plant Nutr. Soil Sci., 181: 104-136. https://doi.org/10.1002/jpln.201600451
Yudina, A.V., Fomin, D.S., Kotelnikova, A.D. and Milanovskii, E.Yu. (2018), From the Notion of Elementary Soil Particle to the Particle-Size and Microaggregate-Size Distribution Analyses: A Review. Eurasian Soil Science, 51(11): 1326-1347. https://www.researchgate.net/publication/328335005_From_the_Notion_of_Elementary_Soil_Particle_to_the_Particle-Size_and_Microaggregate-Size_Distribution_Analyses_A_Review
Erktan, A., Or, D., and Scheu, S. (2020). The physical structure of soil: Determinant and consequence of trophic interactions. Soil Biology and Biochemistry 148: 107876. https://doi.org/10.1016/j.soilbio.2020.107876