TY - JOUR AU - J Connor AU - P. Curtis AU - D. Farrelly BT - Journal of Physics A: Mathematical and General DA - Jan-02-1984 DO - 10.1088/0305-4470/17/2/016 PY - 1984 SP - 283 EP - 310 T2 - Journal of Physics A: Mathematical and General TI - The uniform asymptotic swallowtail approximation: practical methods for oscillating integrals with four coalescing saddle points UR - http://stacks.iop.org/0305-4470/17/i=2/a=016?key=crossref.2617b87498488a9408b7762dc5f9e393 VL - 17 SN - 0305-4470 ER -