(Ingelesez)Ramsay,William. (1895).«On a Gas Showing the Spectrum of Helium, the Reputed Cause of D3 , One of the Lines in the Coronal Spectrum. Preliminary Note»Proceedings of the Royal Society of London58: 65–67.doi:10.1098/rspl.1895.0006..
(Ingelesez)Ramsay,William. (1895).«Helium, a Gaseous Constituent of Certain Minerals. Part I»Proceedings of the Royal Society of London58: 80–89.doi:10.1098/rspl.1895.0010..
(Ingelesez)Ramsay,William. (1895).«Helium, a Gaseous Constituent of Certain Minerals. Part II--»Proceedings of the Royal Society of London59: 325–330.doi:10.1098/rspl.1895.0097..
(Alemanez)Langlet,N. A.. (1895).«Das Atomgewicht des Heliums»Zeitschrift für anorganische Chemie10(1): 289–292.doi:10.1002/zaac.18950100130..
(Ingelesez)«Solubility of helium and neon in water and seawater»J. Chem. Eng. Data16(2): 235–241.doi:10.1021/je60049a019..
(Ingelesez)Stone,Jack A.;Stejskal,Alois. (2004).«Using helium as a standard of refractive»Metrologia41: 189–197.doi:10.1088/0026-1394/41/3/012..
(Ingelesez)Buhler,F.;Axford,W. I.;Chivers,H. J. A.;Martin,K.. (1976).«Helium isotopes in an aurora»J. Geophys. Res.81(1): 111–115.doi:10.1029/JA081i001p00111..
(Ingelesez)Malinowska-Adamska,C.;Soma,P.;Tomaszewski,J.. (2003).«Dynamic and thermodynamic properties of solid helium in the reduced all-neighbours approximation of the self-consistent phonon theory»Physica status solidi (b)240(1): 55–67.doi:10.1002/pssb.200301871..
(Ingelesez)Henshaw,D. B.. (1958).«Structure of Solid Helium by Neutron Diffraction»Physical Review Letters109(2): 328–330.doi:10.1103/PhysRev.109.328..
(Ingelesez)Hohenberg,P. C.;Martin,P. C.. (2000).«Microscopic Theory of Superfluid Helium»Annals of Physics281(1–2): 636–705 12091211.doi:10.1006/aphy.2000.6019..
(Ingelesez)Saunders,Martin Hugo;Jiménez-Vázquez,A.;Cross,R. James;Poreda,Robert J.. (1993).«Stable Compounds of Helium and Neon: He@C60 and Ne@C60»Science259(5100): 1428–1430.doi:10.1126/science.259.5100.1428.PMID17801275..
(Ingelesez)Saunders,Martin Hugo;Jiménez-Vázquez,A.;Cross,R. James;Poreda,Robert J.. (1994).«Probing the interior of fullerenes by 3He NMR spectroscopy of endohedral 3He@C60 and 3He@C70»Nature367: 256–258.doi:10.1038/367256a0..
(Ingelesez)Oliver,B. M.;Bradley,James G.. (1984).«Helium concentration in the Earth's lower atmosphere»Geochimica et Cosmochimica Acta48(9): 1759–1767.doi:10.1016/0016-7037(84)90030-9..
(Ingelesez)Lie-Svendsen,Ø.;Rees,M. H.. (1996).«Helium escape from the terrestrial atmosphere: The ion outflow mechanism»Journal of Geophysical Research101(A2): 2435–2444.doi:10.1029/95JA02208.(kontsulta data: 2008-07-20).
(Ingelesez)Belyakov,V. P.;Durgar'yan,S. G.;Mirzoyan,B. A.. (1981).«Membrane technology — A new trend in industrial gas separation»Chemical and Petroleum Engineering17(1): 19–21.doi:10.1007/BF01245721..
(Ingelesez)Dee,P. I.;Walton,E. T. S.. (1933).«A Photographic Investigation of the Transmutation of Lithium and Boron by Protons and of Lithium by Ions of the Heavy Isotope of Hydrogen»Proceedings of the Royal Society of London141(845): 733–742.doi:10.1098/rspa.1933.0151..
(Ingelesez)Beckwith,I. E.;Miller,C. G.. (1990).«Aerothermodynamics and Transition in High-Speed Wind Tunnels at Nasa Langley»Annual Review of Fluid Mechanics: 419–439.doi:10.1146/annurev.fl.22.010190.002223..
(Ingelesez)Belcher, James R. et al. (1999).«Working gases in thermoacoustic engines»The Journal of the Acoustical Society of America105(5): 2677–2684.doi:10.1121/1.426884.PMID10335618..
(Ingelesez)(Alemanez)Grassberger, Martin; Krauskopf, Astrid. (2007).«Suicidal asphyxiation with helium: Report of three cases Suizid mit Helium Gas: Bericht über drei Fälle»Wiener Klinische Wochenschrift119(9–10): 323–325.doi:10.1007/s00508-007-0785-4.PMID17571238..
(Ingelesez)Saunders,Martin Hugo;Jiménez-Vázquez,A.;Cross,R. James;Poreda,Robert J.. (1993).«Stable Compounds of Helium and Neon: He@C60 and Ne@C60»Science259(5100): 1428–1430.doi:10.1126/science.259.5100.1428.PMID17801275..
(Ingelesez)Belcher, James R. et al. (1999).«Working gases in thermoacoustic engines»The Journal of the Acoustical Society of America105(5): 2677–2684.doi:10.1121/1.426884.PMID10335618..
(Ingelesez)(Alemanez)Grassberger, Martin; Krauskopf, Astrid. (2007).«Suicidal asphyxiation with helium: Report of three cases Suizid mit Helium Gas: Bericht über drei Fälle»Wiener Klinische Wochenschrift119(9–10): 323–325.doi:10.1007/s00508-007-0785-4.PMID17571238..