For citations:

Beznosova T.M., Matveev V.A. Traces of the global Ludford Lau event in a section of the Silurian Sizim horizon on the western slope of the Subpolar Urals. LITHOSPHERE (Russia). 2026;26(1):122-143. (In Russ.) https://doi.org/10.24930/2500-302X-2026-26-1-122-143. EDN: JGCJVQ