Note 31 — Chapter I · RADIO-ACTIVE SUBSTANCES.
Reading edition
Giesel, Ber. d. D. Chem. Ges. 37, p. 1696, 1904; Hartmann, Phys. Zeit. 5, No. 18, p. 570, 1904.
Reading edition
Giesel, Ber. d. D. Chem. Ges. 37, p. 1696, 1904; Hartmann, Phys. Zeit. 5, No. 18, p. 570, 1904.