1. AASHTO T 180 2021. Standard method of test for moisture-density relations of soils using a 4.54-kg (10-lb) rammer and a 457-mm (18-in.) drop .
2. AASHTO T 283 2011. Standard method of test for resistance of compacted hot mix asphalt (HMA) to moisture-induced damage .
3. ARRA, 2017. Recommended mix design guidelines for cold recycling using foamed (expanded) asphalt recycling agent (CR202). Asphalt Recycling & Reclaiming Association.
4. Asphalt Academy, 2009. Technical Guideline: Bitumen Stabilised Materials, A guideline for the design and construction of bitumen emulsion and foamed bitumen stabilised materials (TG2). 2nd ed. Asphalt Academy, Pretoria, South Africa.
5. Asphalt Academy, 2020. Technical Guideline: Bitumen Stabilised Materials, A guideline for the design and construction of bitumen emulsion and foamed bitumen stabilised materials (TG2). 3rd ed. Southern African Bitumen Association (Sabita), Cape Town, South Africa.