@article{BazylevZakariadzeZhelyazkovaPanayotovaetal.1999,
  author    = {B. A. Bazylev and G. S. Zakariadze and M. D. Zhelyazkova-Panayotova and K. Kolcheva and Roland Oberh{\"a}nsli and N. V. Solov'eva},
  title     = {Petrology of ultramafic rocks from the ophiolithe association in the crystalline basement of the Rhodope massif},
  year      = {1999},
}