APA

Putra S. A., Christiansen R. L., Colorado School of Mines, SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans), Christiansen R. L. & Colorado School of Mines.Design of tubing collar inserts for producing gas wells below their critical velocity. : .

Chicago

Putra Satya A, Christiansen Richard L, Colorado School of Mines, SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans), Christiansen Richard L and Colorado School of Mines.Design of tubing collar inserts for producing gas wells below their critical velocity. : .

Harvard

Putra S. A., Christiansen R. L., Colorado School of Mines, SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans), Christiansen R. L. and Colorado School of Mines.Design of tubing collar inserts for producing gas wells below their critical velocity. : .

MLA

Putra Satya A, Christiansen Richard L, Colorado School of Mines, SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans), Christiansen Richard L and Colorado School of Mines.: . .