ON A REFINEMENT OF THE WKB METHOD

[1] 2 NOTES ON PHASE-INTEGRAL METHODS [J]. PHYSICAL REVIEW, 1947, 71 (06): : 360 - 371

[2] On the connection formulas and the solutions of the wave equation [J]. PHYSICAL REVIEW, 1937, 51 (08): : 0669 - 0676

[3] On the asymptotic solutions of ordinary differential equations, with an application to the Bessel functions of large order [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1931, 33 (1-4) : 23 - 64

[4] On the asymptotic solutions of differential equations, with an application to the bessel functions of large complex order [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1932, 34 (1-4) : 447 - 480

[5] ZWAAN A, 1929, THESIS UTRECHT

[6] [No title captured]

[1] 2 NOTES ON PHASE-INTEGRAL METHODS [J]. PHYSICAL REVIEW, 1947, 71 (06): : 360 - 371

[2] On the connection formulas and the solutions of the wave equation [J]. PHYSICAL REVIEW, 1937, 51 (08): : 0669 - 0676

[3] On the asymptotic solutions of ordinary differential equations, with an application to the Bessel functions of large order [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1931, 33 (1-4) : 23 - 64

[4] On the asymptotic solutions of differential equations, with an application to the bessel functions of large complex order [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1932, 34 (1-4) : 447 - 480

[5] ZWAAN A, 1929, THESIS UTRECHT

[6] [No title captured]