The lower boundary of the Haljala Regional Stage (Sandbian, Upper Ordovician) in Estonia.

MLA

Paiste, Tõnn, et al. “The Lower Boundary of the Haljala Regional Stage (Sandbian, Upper Ordovician) in Estonia.” Estonian Journal of Earth Sciences, vol. 69, no. 2, Apr. 2020, pp. 76–90. EBSCOhost, https://doi.org/10.3176/earth.2020.05.

APA

Paiste, T., Männik, P., Nõlvak, J., & Meidla, T. (2020). The lower boundary of the Haljala Regional Stage (Sandbian, Upper Ordovician) in Estonia. Estonian Journal of Earth Sciences, 69(2), 76–90. https://doi.org/10.3176/earth.2020.05

Chicago

Paiste, Tõnn, Peep Männik, Jaak Nõlvak, and Tõnu Meidla. 2020. “The Lower Boundary of the Haljala Regional Stage (Sandbian, Upper Ordovician) in Estonia.” Estonian Journal of Earth Sciences 69 (2): 76–90. doi:10.3176/earth.2020.05.