Snizhenie sebestoimosti uglya
By: [avtory]: V.I. Lobunets, Kh.Yu. Bichurin [i] V.A. Ivashko.
Contributors: Bichurin, Khamzya Yusupovich.; Ivashko, V. A.
Publisher: Tekhnika
Published: 1975
Place of publication: Kiev
Language: rus