P. S. Rovina

Innovative deepwater drillpipe-riser system

J. R. F. Moreira, B. Neumann, P. S. Rovina, 1999 .

Drilling And Completion - How To Accomplish Capex And Schedule Managing Up To Sixrigs, Simultaneously

P. S. Rovina, G. R. Borin, 2005 .

Development and Installation of the Drill Pipe Riser, An Innovative Deepwater Production and Completion/Workover Riser System

J. R. F. Moreira, P. S. Rovina, P. Couto, 1999 .