Pugach, A., D. Olenichi, D. Vorob’ev, S. Kuz’kov, V. P. Kuz’kov, and M. M. Medvedskii. 2010. “A Solar Eclipse on 26.01.2009 Simultaneous Observations Using Superlight Torsion Balances and a Paraconic Pendulum”. Physics of Consciousness and Life, Cosmology and Astrophysics 10 (2):52-58. https://physics.socionic.info/index.php/physics/article/view/201.