[1] Sabins;F.L;Tinsley;J.M.and Sutton; D. ransition Time OF Cement Slurries Between the
Fluid and Set States. Paper SPE 39279;PP.875-881, 1982
[2] Buraik; K.A.; Abdulqer;K.A.and Basibes; R. Prevention OF Shallow Gas Migration Through Cement. Paper SPE 47745, 1998.
[3] Boumgarte;C.;Thiercelin;M.;and Klaus;D. Case studies OF TO Prevent Micro annular
Formation. Paper SPE 56535,1999.
[4] Robert; M.;. Gas Flow in Cements. Paper SPE 11207,1985.
[5] Stewart; R. B;and Schouten; F.C. ; Gas Invasion and Migration in Cemented Annuli.Paper
SPE Drilling Engineering. PP.77-82, 1988.
[6] Jennings; S.; and Ansari; A.; Gas Migration After Cementing Greatly Reduced. Paper SPE, 2003.