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Self-organized criticality and pattern emergence through the lens of tropical geometry
N. Kalinin, A. Guzmán Sáenz, Y. Prieto, M. Shkolnikov, V. Kalinina, E. Lupercio, PNAS: Proceedings of the National Academy of Sciences of the United States of America 115 (2018) 35–42.

The cohomological Hall algebra of a preprojective algebra
Y. Yang, G. Zhao, Proceedings of the London Mathematical Society 116 (2018) 1029–1074.

The critical CoHA of a quiver with potential
B. Davison, Quarterly Journal of Mathematics 68 (2017) 635–703.