TY - GEN AU - Simmonds,P G AU - Bauman,A J AU - Bollin,E M AU - Gelpi,E AU - OrĂ³,J TI - The unextractable organic fraction of the pueblito de allende meteorite: evidence for its indigenous nature SN - 0027-8424 PY - 2010///0629 N1 - Publication Type: Journal Article UR - https://doi.org/10.1073/pnas.64.3.1027 ER -