Neagu, T. (1970). Micropaleontological and stratigraphical study of the Upper Cretaceous deposits between the upper valleys of the Buzău and Rîul Negru rivers (Eastern Carpathians). Institut géologique.
Dyfyniad Arddull ChicagoNeagu, Theodor. Micropaleontological and Stratigraphical Study of the Upper Cretaceous Deposits Between the Upper Valleys of the Buzău and Rîul Negru Rivers (Eastern Carpathians). Bucarest: Institut géologique, 1970.
Dyfyniad MLANeagu, Theodor. Micropaleontological and Stratigraphical Study of the Upper Cretaceous Deposits Between the Upper Valleys of the Buzău and Rîul Negru Rivers (Eastern Carpathians). Institut géologique, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.