1. Van Rossum, G., & Drake, F. L.
(2009). Python 3 Reference Manual. CreateSpace.
ISBN: 1441412697
2. Multi-laboratory compilation of atmospheric
carbon dioxide data for the period 1957-2019;
obspack_co2_1_GLOBALVIEWplus_v6.0_2020-09-11;Schuldt,2020
3. Keppel-Aleks, G. (2021). personal
communication.
4. Exchanges of atmospheric CO2 and 13CO2 with
the terrestrial biosphere and oceans from 1978 to 2000. I. Global
aspects;Keeling,2001
5. Python: A dynamic, open source programming
language. Python Software Foundation;Python Core Team,2015