[4] See p. 31.

[5] See p. 29.

[6] See p. 42.

[7] See p. 15.

[8] See p. 19.

[9] See p. 22.

[10] See p. 21.

[11] See p. 32.

[12] See p. 21.

[13] See p. 35.