@book { TheFacebookacquisitionofInstagramACaseStudy,
    title = "The Facebook acquisition of Instagram. A Case Study",
    author = "Josua  {Flath} and Christian {Lütkemeyer} and Samet {Mercan} and Bui Le {Dzung}",
    year = "2014",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/275569"
}