Pyle, D., van Andel, T., Paschos, P., & van den Bogaard, P. (1998). An exceptionally thick Middle Pleistocene tephra layer from Epirus, Greece.
Chicago-čujuhus (17. p.)Pyle, D., T. van Andel, P. Paschos, juo P. van den Bogaard. An Exceptionally Thick Middle Pleistocene Tephra Layer from Epirus, Greece. 1998.
MLA-čujuhus (9. p.)Pyle, D., et al. An Exceptionally Thick Middle Pleistocene Tephra Layer from Epirus, Greece. 1998.
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