1. Greenwood, N. N.; Earnshaw, A.Chemistry of the Elements,2nded.Elsevier Butterworth-Heinemann:Oxford, 2005. See Chapter 10, in particular, section 10.2.4, p. 373ff for some of the differences in the chemical reactivity of the elements and the (in)stability of some compounds. See also the tables on pp 372 and 373.
2. See, for example, p 339; section 10.3.1 pp 374−375 in ref1.
3. Surface Chemistry of Silicon
4. bSection 9.3.3, pp 340−342 in ref1.
5. Brother Silicon, Sister Germanium