TY  - BOOK
AU  - Haken,H.
AU  - Nikitine,S.
TI  - Excitons at high density
SN  - 3540069437
PY  - 1975///
CY  - Berlin
PB  - Springer-Verlag
KW  - Exciton theory
N1  - Caption title; Includes bibliographical references and index
ER  -