V. P. Ushkalov
- The limit of applicability of formula (9) of SNiP II-B. 1–62. Dans: Soil Mechanics and Foundation Engineering, v. 1, n. 6 (novembre 1964). (1964):
- Preparation of a new edition of building codes for permafrost soils (in place of SN 91-60). Dans: Soil Mechanics and Foundation Engineering, v. 2, n. 2 (mars 1965). (1965):
- Compressibility of thawing ground according to compression and field tests. Dans: Soil Mechanics and Foundation Engineering, v. 3, n. 3 (mai 1966). (1966):