^Spiess, Arthur (2019). "Paleoindian Site Location and Small Scale Sand Dunes in Central and Southern Maine". Geological Society of America Abstracts with Programs. Geological Society of America.
doi:
10.1130/abs/2019ne-328427.
S2CID195535491. {{
cite journal}}: Cite journal requires |journal= (
help)
^Spiess, Arthur (2019). "Paleoindian Site Location and Small Scale Sand Dunes in Central and Southern Maine". Geological Society of America Abstracts with Programs. Geological Society of America.
doi:
10.1130/abs/2019ne-328427.
S2CID195535491. {{
cite journal}}: Cite journal requires |journal= (
help)