3. Evsin S.I., Sokolov N.A., Stradomsky Y.I, Charkovsky V.B.: Development of magnetic fluid reciprocating motion seals, Journal of Magnetism and Magnetic Materials, vol.85, 1990.<a href="https://doi.org/10.1016/0304-8853(90)90060-4" target="_blank" rel="noopener noreferrer" class="text-signal-blue hover:underline">10.1016/0304-8853(90)90060-4</a>
4. Evsin S.I., Stradomsky Y.I.,Charkovsky V.B.: Classical magnetic liquid seal under conditions of reciprocating motion of a rod, Magnetohydrodynamics, vol. 22,no 3, 1986.
15. Patent application USA, Int. CL. F16J15/43, no 2011/0215533, Reciprocating shafts sealing apparatus combined a ferrofluid seal with a C-slip-ring and a YX-seal-ring.
17. Patent CN, Int.CL. F16J15/43, no 108775304, Variable-tooth and variable-gap type magnetic fluid reciprocating sealing structure for hydraulic cylinder.
18. The Maritime Engineering Reference Book – A Guide to Ship Design, Construction and Operation, 2008, Pages 344, 346-482, Chapter 6 – Marine engines and auxiliary machinery. doi: <a href="https://doi.org/10.1016/B978-0-7506-8987-8.00006-8.10.1016/B978-0-7506-8987-8.00006-8" target="_blank" rel="noopener noreferrer" class="text-signal-blue hover:underline">https://doi.org/10.1016/B978-0-7506-8987-8.00006-8.10.1016/B978-0-7506-8987-8.00006-8</a>