Ice-core record of atmospheric methane over the past 160,000 years
J. Chappellaz
,
Jean-Marc Barnola
,
Dominique Raynaud
,
J. Chappellaz
,
Jean-Marc Barnola
,
Dominique Raynaud
,
Y. S. Korotkevich
,
C. Lorius
1990
Nature
459 citations