Biodynamic Research References

Goldstein, W. (2000). Experimental Proof for the Effects of Biodynamic Preparations. Biodynamics, (231), 6-13.

Koepf, H. H., Shouldice, R., & Goldstein, W.. (1989). The Biodynamic Farm: Agriculture in the Service of the Earth and Humanity (p. 245 pp.). Hudson, New York: Anthroposophic Press. Recuperado a partir de https://www.biodynamics.com/_webstore

Goldstein, W. (1979). A Report on Previous Work Done with the Bio-Dynamic Herbal Preparations. Biodynamics, (129), 1-10.