Assoc. Pro. PhD Mehmed-Hamza Mediha,
Technical University of Varna, Bulgaria
Tel.: + 359 89 565 3289
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Krömer Pavel,
VŠB - Technical University of Ostrava,
17. listopadu 15/2172, 708 33 Ostrava - Poruba, Czech Republic
Tel.: +420 597 325 898
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Andrey V. Sukhanov,
Rostov State Transport University
2, Narodnogo opolcheniya sq., Rostov-on-Don 344038, Russia
Tel.: +7-989-720-65-53
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