missing space

MaartenBransen · Jan 16, 2024 · 28328a8 · 28328a8
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@@ -11,7 +11,7 @@ The codes for this package were developed as part of the work in reference [1],
 
 [3] Markus Seserno (2014). [How to calculate a three-dimensional g(r) under periodic boundary conditions](https://www.cmu.edu/biolphys/deserno/pdf/gr_periodic.pdf).
 
-[4] Kopera, B. A. F., & Retsch, M. (2018). [Computing the 3D Radial DistributionFunction from Particle Positions: An Advanced Analytic Approach](https://doi.org/10.1021/acs.analchem.8b03157). Analytical Chemistry, 90(23), 13909–13914.
+[4] Kopera, B. A. F., & Retsch, M. (2018). [Computing the 3D Radial Distribution Function from Particle Positions: An Advanced Analytic Approach](https://doi.org/10.1021/acs.analchem.8b03157). Analytical Chemistry, 90(23), 13909–13914.
 
 ## Installation