Feldmann, R. (1987). Paleoceanography of Paleozoic Midcontinental Seaways: Introduction (1–). Paleoceanography. https://doi.org/10.1029/PA002i002p00119
Feldmann, Rodney. 1987. “Paleoceanography of Paleozoic Midcontinental Seaways: Introduction”. Paleoceanography. https://doi.org/10.1029/PA002i002p00119.
Feldmann, Rodney. Paleoceanography of Paleozoic Midcontinental Seaways: Introduction. Paleoceanography, 1 Apr. 1987, https://doi.org/10.1029/PA002i002p00119.