1. Bloch F (1976) Heisenberg and the early days of quantum mechanics. Phys Today 29:23–24
2. Boffi S (1991) La Meccanica delle onde. Quaderni di Fisica Teorica. Università degli Studi di Pavia, Dipartimento di Fisica Nucleare e Teorica, Pavia
3. Bragg WH (1913) The reflection of X-rays by crystals. Nature 91(2280):477
4. Bragg WH, Bragg WL (1913a) The reflection of X-rays by crystals. Proc Math Phys Eng Sci 88(605):428–438
5. Bragg WH, Bragg WL (1913b) The reflection of X-rays by crystals (II). Proc Math Phys Eng Sci 89(610):246–248