Progress of Theoretical PhysicsSingularity in Space-Time-Correlation-Function of Linear Antiferromagnetic Heisenberg Chain知司 山田Published Aug 1, 1972• 0 citationsPublisherAbstractTomoji Yamada; Singularity in Space-Time-Correlation-Function of Linear Antiferromagnetic Heisenberg Chain, Progress of Theoretical Physics, Volume 48, Issue 2,DOI10.1143/ptp.48.697