[1173] Plechanow p. 80.
[1174] Rienzi p. 43.
[1175] Bernatzik pp. 2, 3.
[1176] Lenz p. 5.
[1177] Crispi p. 4.
[1178] Stammler pp. 2, 4, 34, 36.
[1179] Lenz pp. 1, 4.
[1180] Garraud p. 12, Tripels p. 253.
[1181] Silió p. 145.
[1182] Reichesberg pp. 14, 16.