共 50 条
- [1] A PHOTOMETRIC DETERMINATION OF VITAMIN-D IN PRESENCE OF VITAMIN-A JOURNAL OF THE AMERICAN PHARMACEUTICAL ASSOCIATION, 1958, 47 (12): : 839 - 844
- [10] DETERMINATION OF VITAMIN-A IN LIVER INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1946, 18 (05): : 288 - 290