Svarnik, O.E. Distribution of behaviorally specialized neurons and expression of transcription factor c-Fos in the rat cerebral cortex during learning. / O.E. Svarnik, K.V. Anokhin, Y.I. Aleksandrov // Neuroscience and Behavioral Physiology. – 2003. – Т. 33. – № 2. – P. 139-142