O kul'turnych kontaktach v eneolite-bronyovom veke plemën levoberežnogo predstep'ja i Severnogo Kavkaza. On cultural contacts of tribes of the left-bank near-steppe region and those of the Northern Caucaus in Aneolith-Bronze Age periods - Marina, Z. P. (Archeologičeskie Vesti, 6 (1999), 1999)