@ARTICLE{publication1, title = "Hard Lefschetz theorem for Vaisman manifolds", author = "{CAPPELLETTI MONTANO, Beniamino} and {DE NICOLA, Antonio} and {MARRERO, Juan Carlos} and {YUDIN, Ivan}", year = "2019", abstract = " ", journal = "Transactions of the American Mathematical Society", volume = "371", number = "2", pages = "755-776" }