Note 266 — Chapter XII · CERIUM GROUP (continued)
Reading edition
Zeitsch. wiss. Photochem. 1906, 3, 411.
[267] Exner and Haschek; Bertram, Zeitsch. wiss. Photochem. 1906, 3, 16; Eder and Valenta, Sitzungsber. kaiserl. Akad. Wiss. Wien, 1910, 119, IIa, 65.