Navidi-Izad, N., Benachour, H., Kroeck, D. M., Steemans, P., & Servais, T. (2022). Virgatasporites and Attritasporites: the oldest land plant derived spores, cryptospores or acritarchs?
Botany Letters, 1-15. doi:10.1080/23818107.2022.2113560
https://hdl.handle.net/2268/294153