%0 Journal Article %T Observational characteristics of oscillations and waves in and around sunspots. Difficulties in observing and interpreting %A Kobanov, N.I. %A Chelpanov, A.A. %K sunspots, oscillations, running penumbral waves, flare modulation of oscillations %J Solnechno-Zemnaya Fizika %D 2024 %N 10 %P 7 %I INFRA-M Academic Publishing LLC.