@article{Ferrara_2007 author = {Peter J. Ferrara}, title = {GAP DISTANCE EFFECT ON BURNING RATE OF TWO OPPOSING JA2 PROPELLANT GRAINS}, journal = {International Journal of Energetic Materials and Chemical Propulsion}, issn = {2150-766X}, year = {2007}, volume = {6}, number = {6}, pages = {775--791} }