| 1. | Utility of Carbothiohydrazides in Synthesis of some New Heterocyclic Compounds with Five- and Six-Membered Rings | |
| Pages 1-8 | ||
| Amr H. Moustafa; Doaa H. Ahmed; Mamdouh F. A. Mohamed; M. T. El-Wassimy | ||
| 2. | The Mn-O bonds Dependence of the Lattice Distortion in LaMnO3 | |
| Pages 9-14 | ||
| Mahrous R. Ahmed; Ahmed M. Ahmed; A. K. Diab; S. M. Abo-elhasan | ||
| 3. | Histological studies of some internal organs from the Freshwater Mite, Unionicola aegyptiaca collected from the Mussel, Caelatura aegyptiaca, Sohag, Egypt. | |
| Pages 15-23 | ||
| Somaia A. Ramadan; Tarek G. Ismai; Asmaa N. Mustafa | ||
