TY - JOUR AU - I. Kachkovskiǐ TI - Stein--Tomas theorem for a~torus and the periodic Schr\"odinger operator with singular potential JO - Algebra i analiz PY - 2012 SP - 124 EP - 138 VL - 24 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_2012_24_6_a4/ LA - ru ID - AA_2012_24_6_a4 ER -