Pyykkö, Pekka, and Michiko Atsumi. “Molecular Single‐Bond Covalent Radii for Elements 1–118”. Chemistry – A European Journal, vol. 15, no. 1, 2008, pp. 186-97, https://doi.org/10.1002/chem.200800987.
Pyykkö, P., & Atsumi, M. (2008). Molecular Single‐Bond Covalent Radii for Elements 1–118. Chemistry – A European Journal, 15(1), 186-197. https://doi.org/10.1002/chem.200800987
Pyykkö P, Atsumi M. Molecular Single‐Bond Covalent Radii for Elements 1–118. Chemistry – A European Journal. 2008;15(1):186-97.