共 25 条
- [1] ASHTON HW, 1934, FARADAY, V30, P598
- [2] BELLEFONTAINE A, 1935, THESIS BONN
- [3] CISMAN A, 1939, ANN SCI U JASSY, V25, P424
- [4] DICKINSON R, 1927, SOCIETY, P14
- [5] Announcement from the chemical institute of the Univesity of Bonn - Article on knowledge of Spiro-di-benzopyrans < Heteropolaric carbon-compounds IV > [J]. JOURNAL FUR PRAKTISCHE CHEMIE-LEIPZIG, 1926, 114 (5/8): : 179 - 198
- [6] DILTHEY W, 1925, J PR, V109, P317
- [7] GHEORGHIU CV, 1935, B SOC CHIM FRANCE ME, V2, P233
- [8] HEILBRON IM, 1936, SOCIETY, P1380
- [9] HEILBRON IM, 1931, SOCIETY, P1336
- [10] HEILBRON IM, 1927, SOCIETY, P1699