Direct observations of ice seasonality reveal changes in climate over the past 320–570 years : Scientific Reports User ninthinning01, in the A place for a rational discussion on a divisive topic. subreddit, 01 May 2016
Study (open access) | Direct observations of ice seasonality reveal changes in climate over the past 320–570 years User avogadros_number, in the GlobalClimateChange: How and Why Earth's Climate Changes subreddit, 26 Apr 2016