@article{id_5681, title = "LIGHT-SCATTERING STUDY OF THE SUPERCONDUCTING ENERGY-GAP IN YBA2CU3O7 SINGLE-CRYSTALS", author = "HACKL, R|GLASER, W|MULLER, P|EINZEL, D|ANDRES, K", journal = "Physical Review B", volume = "38", year = "1988", url = "http://dx.doi.org/10.1103/PhysRevB.38.7133", }