1. Standard Specification for Portland Cement,2021
2. Standard Test Methods for Specific Gravity of Soil Solids by Water Pycnometer,2014
3. Standard Test Method for Unconfined Compressive Strength of Cohesive Soil,2016
4. Standard Practice for Making and Curing Soil-Cement Compression and Flexure Test Specimens in the Laboratory,2017
5. Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System),2017