Erbi (Catalan Wikipedia)

Martín-Ramos, P.; Martín-Gil, J.; Chamorro-Posada, P. Amplificadores de fibra optica dopada con Erbio y Iterbio (EDFAs y YEDFAs) (en castellà). Departament de Teoria del Senyal i Enginyeria Telemàtica, i d'Enginyeria Agrícola i Forestal, Universitat de Valladolid, Juny 2010.

tandfonline.com (Global: 286^th place; Catalan: 221^st place)

Mosander, C.G. «XXX. On the new metals, lanthanium and didymium, which are associated with cerium; and on erbium and terbium, new metals associated with yttria» (en anglès). The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, 23, 152, 10-1843, p. 241-254. DOI: 10.1080/14786444308644728. ISSN: 1941-5966.

web.archive.org (Global: 1^st place; Catalan: 1^st place)

Colacio Rodríguez, E. «Z = 68, erbio, Er. ¿El elemento de las comunicaciones cuánticas del futuro?». An. Quim., 115, 2, 2019, p. 130. Arxivat de l'original el 2020-02-07 [Consulta: 7 febrer 2020]. Arxivat 2020-02-07 a Wayback Machine.
«Amplificador Semiconductor». Hanel Photonics. Arxivat de l'original el de novembre 28, 2014. [Consulta: 26 setembre 2014].

webelements.com (Global: 4,345^th place; Catalan: 937^th place)

«WebElements Periodic Table » Erbium » reactions of elements». [Consulta: 9 gener 2020].

webmineral.com (Global: 3,342^nd place; Catalan: 603^rd place)

«Mineral Species sorted by the element Er Erbium». [Consulta: 9 gener 2020].

wiley.com (Global: 150^th place; Catalan: 90^th place)

onlinelibrary.wiley.com

Klemm, W.; Bommer, H. «Zur Kenntnis der Metalle der seltenen Erden» (en anglès). Zeitschrift für anorganische und allgemeine Chemie, 231, 1-2, 08-03-1937, p. 138-171. DOI: 10.1002/zaac.19372310115. ISSN: 0863-1786.

worldcat.org (Global: 4^th place; Catalan: 6^th place)

Mosander, C.G. «XXX. On the new metals, lanthanium and didymium, which are associated with cerium; and on erbium and terbium, new metals associated with yttria» (en anglès). The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, 23, 152, 10-1843, p. 241-254. DOI: 10.1080/14786444308644728. ISSN: 1941-5966.
Urbain, G. «Recherches sur les terres rares (2e Mémoire)» (en francès). Journal de Chimie Physique, 4, 1906, p. 232-260. DOI: 10.1051/jcp/1906040232. ISSN: 0021-7689.
James, C. «A NEW METHOD FOR THE SEPARATION OF THE YTTRIUM EARTHS.» (en anglès). Journal of the American Chemical Society, 29, 4, 4-1907, p. 495-499. DOI: 10.1021/ja01958a010. ISSN: 0002-7863.
William M. Haynes. CRC handbook of chemistry and physics: a ready-reference book of chemical and physical data. 92a edició. Boca Raton, FL.: CRC Press, 2011. ISBN 978-1-4398-5511-9.
Klemm, W.; Bommer, H. «Zur Kenntnis der Metalle der seltenen Erden» (en anglès). Zeitschrift für anorganische und allgemeine Chemie, 231, 1-2, 08-03-1937, p. 138-171. DOI: 10.1002/zaac.19372310115. ISSN: 0863-1786.
Sanz Balagué, J.; Tomasa Guix, O. Elements i recursos minerals: aplicacions i reciclatge. Universitat Politècnica de Catalunya, 2017. ISBN 978-84-9880-666-3.
BARCHEVTSEV, Vladimir; ARTISYUK, Vladimir; NINOKATA, Hisashi «Concept of Erbium Doped Uranium Oxide Fuel Cycle in Light Water Reactors». Journal of Nuclear Science and Technology, 39, 5, 5-2002, p. 506–513. DOI: 10.1080/18811248.2002.9715228. ISSN: 0022-3131.

Erbi (Catalan Wikipedia)

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