Improving Lightweight Structural Tuff Concrete Composition Using Three-Factor Experimental Planning by Yerlan Y. Khamza, Maratbek T. Zhuginissov, Erzhan I. Kuldeyev, Zhanar O. Zhumadilova, Ruslan E. Nurlybayev

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The Creation of Geotechnical Seismic Isolation from Materials with Damping Properties for the Protection of Architectural Monuments by Yerik T. Bessimbayev, Sayat E. Niyetbay, Talal Awwad, Erzhan I. Kuldeyev, Saken S. Uderbayev, Zhanar O. Zhumadilova, Zauresh M. Zhambakina

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Complex Alumina-Ferrous Coagulant for Effective Wastewater Purification from Hydrogen Sulfide by Erzhan I. Kuldeyev, Aysha E. Tastanova, Igor V. Bondarenko, Saniya S. Temirova, Ruslan E. Nurlybayev, Bibigul S. Botantayeva, Fardila M. Zaihidee

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