On two modifications of ferri-fluoride hydrate

[1] HAGEN SK, 1934, CHEM ZBL, P3530

[2] KAUSCH O, 1936, ENKES BIBLIOTHEK CHE, V24, P195

[3] LARSEN ES, 1934, US DEP INTERIOR B, V348, P30

[4] MULLER E, 1917, SEINE VERBINDUNGEN D, P253

[5] WEINLAND R, 1925, ANLEITUNG PRAKTIKUM, P43

[6] 1929, MH CHEM, V52, P107

[7] 1936, Z ANORG ALLG CHEM, V226, P222

[8] 1929, CHEM ZBL, P847

[1] HAGEN SK, 1934, CHEM ZBL, P3530

[2] KAUSCH O, 1936, ENKES BIBLIOTHEK CHE, V24, P195

[3] LARSEN ES, 1934, US DEP INTERIOR B, V348, P30

[4] MULLER E, 1917, SEINE VERBINDUNGEN D, P253

[5] WEINLAND R, 1925, ANLEITUNG PRAKTIKUM, P43

[6] 1929, MH CHEM, V52, P107

[7] 1936, Z ANORG ALLG CHEM, V226, P222

[8] 1929, CHEM ZBL, P847