1. Correction to: Hundred years of the Saha equation and astrophysics

   • Gautam Gangopadhyay

   Correction 02 June 2021 Pages: 1 - 1

   

2. Correction to: Pseudorandom number generator based on a 5D hyperchaotic four-wing memristive system and its FPGA implementation

   • Fei Yu
   • Lixiang Li
   • Yi Li

   Correction 24 June 2021 Pages: 3 - 3

3. Correction to: Quark–Gluon plasma and heavy-ion phenomenology

   • Munshi G. Mustafa

   Correction 18 June 2021 Pages: 5 - 5

4. Correction to: Critical zone of the branching crack model for earthquakes: Inherent randomness, earthquake predictability, and precursor modelling

   • Jiancang Zhuang
   • Mitsuhiro Matsu’ura
   • Peng Han

   Correction 03 August 2021 Pages: 7 - 7

5. Correction to: The effect of time series distance functions on functional climate networks

   • Leonardo N. Ferreira
   • Nicole C. R. Ferreira
   • Reik V. Donner

   Correction 01 December 2021 Pages: 9 - 9