@book { RiskManagementinInvestmentDecisions,
    title = "Risk Management in Investment Decisions",
    subtitle = "Real Options Approach",
    author = "Asen {Kolaksazov}",
    year = "2015",
    publisher = "Anchor Academic Publishing",
    address = "Hamburg, Germany",
    url = "https://m.anchor-publishing.com/document/299086"
}