01051nam a2200301 i 450099100087819970753620020507102656.0951121s1983 us ||| | eng b1014237x-39ule_instLE00638449ExLDip.to Fisicaita53.0.624621.5'9TP482Walker, Graham301472Cryocoolers /G. WalkerNew York :Plenum Press,19832 v. :ill. ;24 cm.Vol. 1 : Fundamentals.Vol. 2 : Applications.Low temperature engineering.b1014237x21-09-0627-06-02991000878199707536LE006 53.0.6 WALV. 112006000010092le006-E0.00-l- 00000.i1016927127-06-02LE006 53.0.6 WALV. 212006000010108le006-E0.00-l- 00000.i1016928327-06-02Cryocoolers187050UNISALENTOle00601-01-95ma -engus 02