PORTER, J. A. Production of Neptunium Dioxide. Industrial & Engineering Chemistry Process Design and Development. 1964-10, roč. 3, čís. 4, s. 289–292. Dostupné online [cit. 2019-09-09]. ISSN0196-4305. DOI10.1021/i260012a001. (anglicky)
doi.org
dx.doi.org
PORTER, J. A. Production of Neptunium Dioxide. Industrial & Engineering Chemistry Process Design and Development. 1964-10, roč. 3, čís. 4, s. 289–292. Dostupné online [cit. 2019-09-09]. ISSN0196-4305. DOI10.1021/i260012a001. (anglicky)
worldcat.org
PORTER, J. A. Production of Neptunium Dioxide. Industrial & Engineering Chemistry Process Design and Development. 1964-10, roč. 3, čís. 4, s. 289–292. Dostupné online [cit. 2019-09-09]. ISSN0196-4305. DOI10.1021/i260012a001. (anglicky)