@article {157762,
	title = {Spectral evolution of the two classical novae PW Vul and V1668 Cyg using International Ultraviolet Explorer low-resolution spectra},
	journal = {Astron. Nachr},
	volume = {339},
	year = {2018},
	pages = {173{\textendash}182},
	attachments = {https://scholar.cu.edu.eg/sites/default/files/shahinaz_yousef/files/bhth_d._shhynz_2018.pdf},
	author = {G. M. Hamed and M. R. Sanad and S. Yousef and A. Essam and M. El Rafy}
}
