01010nam a2200301 i 450099100102106970753620020507105228.0960215s1970 uk ||| | eng 0198514204b10162562-39ule_instLE00640867ExLDip.to Fisicaita53.7.7536.56QC284Wilks, J.462504An introduction to liquid helium /by J. WilksOxford :Clarendon Press,1970ix, 165 p. illus. 22 cm.Oxford library of the physical sciencesIncludes bibliographical references.Liquid helium.b1016256217-02-1727-06-02991001021069707536LE006 53.7.4+53.7.7 WIL12006000058599le006-E0.00-l- 00000.i1019695x27-06-02Introduction to liquid helium188776UNISALENTOle00601-01-96ma -enguk 31