Geodesic
On the representation of functions by series of Legandre polynomials in weighted $L_\mu^q [-1, 1]$ spaces
Proceedings of the Yerevan State University. Physical and mathematical sciences, no. 1 (2001), pp. 136-138.

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In this paper we construct the weighted $L_\mu^q[-1, 1], q \in[1, 4/3] \cup [4, +\infty)$ and Legandre series $\sum\limits_{k=1}^\infty c_p P_k(x) $, which is universal in $L_\mu^q [-1, 1]$.
Keywords: functions by series of Legandre polynomials. 
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M. G. Grigoryan; A. S. Sarkisyan. On the representation of functions by series of Legandre polynomials in weighted $L_\mu^q [-1, 1]$ spaces. Proceedings of the Yerevan State University. Physical and mathematical sciences, no. 1 (2001), pp. 136-138. http://geodesic.mathdoc.fr/item/UZERU_2001_1_a5/

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