@article{El-Sayed Ahmed_Kamal_Yassen_2014, title={Characterizations for certain analytic functions by series expansions with Hadamard gaps}, volume={16}, url={https://cubo.ufro.cl/ojs/index.php/cubo/article/view/1290}, DOI={10.4067/S0719-06462014000100008}, abstractNote={<p>In this paper we characterize Q<sub>K,ω</sub>(p, q) functions by lacunary series under mild conditions posed on the weight functions K and ω, where Q<sub>K,ω</sub>(p, q) is a space of analytic functions defined in the unit disk generalizing the well known analytic Besov-type space.</p>}, number={1}, journal={CUBO, A Mathematical Journal}, author={El-Sayed Ahmed, A. and Kamal, A. and Yassen, T.I.}, year={2014}, month={Mar.}, pages={81–93} }