@article{Cho_2009 author = {Kyuchul Cho}, title = {ANALYSIS OF THE SONIC BOOM INTENSITY USING NEAR-FIELD PERTURBATION UNDER THE AIRCRAFT, CALCULATED BY MEANS OF THE NONLINEAR THEORY}, journal = {TsAGI Science Journal}, issn = {1948-2590}, year = {2009}, volume = {40}, number = {4}, pages = {459--473} }