The color of the ruby

[1] BAIN, 1923, CHEM METALL ENG, V28, P21

[2] BANCROFT, 1919, J PHYS CHEM, V23, P603

[3] BAUER, 1909, Z ANGEW CHEM, V22, P2177

[4] BAUER, EDELSTEINKUNDE, P334

[5] BAUER M, EDELSTEINKUNDE, P329

[6] CATTELLE WR, 1903, PRECIOUS STONES, P96

[7] CATTELLE WR, 1903, PRECIOUS STONES, P105

[8] CROOKES, 1887, P ROY SOC, V42, P25

[9] DOELTER, 1908, MONATSHEFT, V29, P1145

[10] DUBOIN, 1898, BER, V31, P1977

[1] BAIN, 1923, CHEM METALL ENG, V28, P21

[2] BANCROFT, 1919, J PHYS CHEM, V23, P603

[3] BAUER, 1909, Z ANGEW CHEM, V22, P2177

[4] BAUER, EDELSTEINKUNDE, P334

[5] BAUER M, EDELSTEINKUNDE, P329

[6] CATTELLE WR, 1903, PRECIOUS STONES, P96

[7] CATTELLE WR, 1903, PRECIOUS STONES, P105

[8] CROOKES, 1887, P ROY SOC, V42, P25

[9] DOELTER, 1908, MONATSHEFT, V29, P1145

[10] DUBOIN, 1898, BER, V31, P1977