1. in ?The Alkaloids?, Eds. R.?H.?F. Manske and H.?L. Holmes, Academic Press, New York, 1950, Vol. 1, p. 228;
2. in ?The Alkaloids?, Ed. R.?H.?F. Manske, Academic Press, New York, 1960, Vol. 6, p. 128;
3. in ?The Alkaloids?, Ed. R.?H.?F. Manske, Academic Press, New York, 1968, Vol. 11, p. 477;
4. in ?The Alkaloids?, Ed. A. Brossi, Academic Press, Orlando, 1985, Vol. 26, p.?121.
5. Synthese des Nicotins