- Anderssen, K.E.A. - Harrwitz, D. 1858".
Jakov Neistadt,
Shakhmaty do
Steinitza, pp. 126−177,
Fizkultura i sport,
Moskwa 1961 (Russian edition) Taylor...
- 1893.
Lawson 2010, pp. 285–291. Neistadt,
Jakov (1961).
Shakhmaty do
Steinitza (in Russian). Moscow:
Fizkultura i sport. p. 184. OCLC 2821562. Lawson...