1. A. Ono, T. Ebina, International standardization of clay nanoplate materials. Clay Sci. 24(2–4), 31–35 (2020)
2. A. Ono, Trends in nanotechnology standardization and nanoclay standards at ISO, in 24th Clayteam Seminar, Sendai (2016)
3. ISO, TS 80004-2: 2015 Nanotechnologies—Vocabulary—Part 2: Nano-objects
4. ISO, TS 80004-4:2011 Nanotechnologies—Vocabulary—Part 4: Nanostructured materials
5. ISO, TS 21236-1: 2019 Nanotechnologies—Clay Nanomaterials—Part 1: Specification of Characteristics and Measurement Methods for Layered Clay Nanomaterials