APA

Antropova N. A., Krets V. G. & Pavlov M. S.Underground pipeline laying using the pipe-in-pipe system. : .

Chicago

Antropova N A, Krets V G and Pavlov M S.Underground pipeline laying using the pipe-in-pipe system. : .

Harvard

Antropova N. A., Krets V. G. and Pavlov M. S.Underground pipeline laying using the pipe-in-pipe system. : .

MLA

Antropova N A, Krets V G and Pavlov M S.: . .