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An extraterrestrial trigger for the mid-Ordovician ice age: Dust from the breakup of the L-chondrite parent body.
Schmitz B, Farley KA, Goderis S, Heck PR, Bergström SM, Boschi S, Claeys P, Debaille V, Dronov A, van Ginneken M, Harper DAT, Iqbal F, Friberg J, Liao S, Martin E, Meier MMM, Peucker-Ehrenbrink B, Soens B, Wieler R, Terfelt F. Schmitz B, et al. Among authors: terfelt f. Sci Adv. 2019 Sep 18;5(9):eaax4184. doi: 10.1126/sciadv.aax4184. eCollection 2019 Sep. Sci Adv. 2019. PMID: 31555741 Free PMC article.