01015nam a2200301 i 450099100091536970753620020507103153.0951205s1969 us ||| | eng b10147652-39ule_instLE00639075ExLDip.to Fisicaita53.7.153.8.153.8.2530.4'1QC176.8Maradudin, A.461829Elementary excitations in solids :the Cortina Lectures, July 1966 /edited by A. Maradunin, G. NardelliNew York :Plenum Press,1969x, 526 p. :ill. ;24 cm.Quasi particlesNardelli, G..b1014765221-09-0627-06-02991000915369707536LE006 53.8.2 MAR12006000057974le006-E0.00-l- 00000.i1017580527-06-02Elementary excitations in solids186560UNISALENTOle00601-01-95ma -engus 01