Beasley, C., Parvaz, D.B., Cotton, L. and Littler, K., 2020.
Liberating microfossils from indurated carbonates:
comparison of three disaggregation methods. Journal
of Micropalaeontology, 39(2), pp.169-181. (Researchgate PDF)
Version 2 of Beasley et al. (2020)
Yours,
Paul H.