10                                                        Öâåòêîâ Â.È.

Ðàñ÷åò σ-óðîâíåé äëÿ ñïåêòðàëüíîé ìîäåëè                                      11

Ãèäðîìåòåîðîëîãè÷åñêèå èññëåäîâàíèÿ è ïðîãíîçû. 2019. ¹ 2 (372). Ñ. 6-11                       6