TY - RPRT TI - Ovule-bearing reproductive organs of the glossopterid seed ferns from the Late Permian of the Beardmore Glacier region, Antarctica AU - E.L. Taylor AU - T.N. Taylor AU - P.E. Ryberg PY - 2007 DO - 10.3133/ofr20071047srp082 UR - https://pubs.usgs.gov/publication/ofr20071047SRP082 ID - ofr20071047SRP082 ER -