Ragauskas, A., G. Daubaris, V. Petkus, R. Raišutis, R. Chomskis, R. Šliteris, V. Deksnys, J. Guzaitis, G. Lengvinas, and A. Rugaitis. 2008. “Non-Invasive Monitoring of Intracranial Pulse Wave During Body Tilting Test”. Elektronika Ir Elektrotechnika 84 (4): 75-80. https://doi.org/10.5755/j02.eie.11137.