Suciu, Nicolae, and Călin Vamoş. “Evaluation of Overshooting Errors in Particle Methods for Diffusion by Biased Global Random Walk”. Rev. Anal. Numér. Théor. Approx., vol. 35, no. 1, Feb. 2006, pp. 119-26, https://doi.org/10.33993/jnaat351-1020.