- United States Patent Number 10,994,569; Column 19 line 4; Rosenfield, May 4, 2021.
- Ibid.; Column 19 line 13.
- Ibid.; Columns 1 thru 3; Rosenfield, May 4, 2021.
- Ibid.;Column 19 line 31; Rosenfield, May 4, 2021.
- Ibid.;Column 3 line 64; Rosenfield, May 4, 2021.
- Ibid.;Column 21 line 6 and Figure 48; Rosenfield, May 4, 2021.
- The Principles of Equation Sub-element Theory; page 73, 2015.
- Ibid.; page 15.