@article {kollarospermission,
	title = {I. Permission to publish},
	year = {Submitted},
	author = {Kollaros, Nikolaos and Theodorakos, Athanasios and Magginas, Athanasios and Kitziri, Elpida and Katsikis, Athanasios and Cokkinos, Dennis and Koutelou, Maria}
}
