@book { NovelBioacousticMethodsforMarineFaunResearch,
    title = "Novel Bioacoustic Methods for Marine Faun Research",
    author = "Oleg {Gradov}",
    year = "2018",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/453074"
}