Standard Guide for the Use of the Joint API and ASTM Adjunct for Temperature and Pressure Volume Correction Factors for Generalized Crude Oils, Refined Products, and Lubricating Oils: API MPMS Chapter 11.1— 5 стр.
Standard Test Method for Apparent Viscosity of Engine Oils and Base Stocks Between –;10 ;°C and –;35 ;°C Using Cold-Cranking Simulator— 12 стр.