1. Achorn, F. P., & Border, M. F. (1984). Use of large sized granular fertilizer, situation. In Tennessee Valley Authority Fertilizer Conference (pp. 60–66).
2. Antille, D. L., Sakrabani, R., Tyrrel, S. F., Le, M. S., & Godwin, R. J. (2013). Characterisation of organomineral fertilisers derived from nutrient-enriched biosolids granules. Applied and Environmental Soil Science, 2013, 11.
3. ASABE Standards. (2009). S3414: Procedure for measuring distribution uniformity and calibrating granular broadcast spreaders. St Joseph, MI, USA: ASABE.
4. Bradley, M. S. A., & Farnish, R. J. (2005). Segregation of Blended Fertiliser During Spreading: The Effect of Differences in Ballistic Properties; Paper Presented to The International Fertiliser Society at a Meeting in London, UK on 14th April 2005. International Fertiliser Society.
5. Bridle, I. A., Bradley, M. S. A., Reed, A. R., Abou-Chakra, H., Tuzun, U., Hayati, I., et al. (2005). Non-segregating blended fertiliser development: a new predictive test for optimising granulometry. International Fertilizer Society, 547, 1–27.