TY - JOUR AU - Shemyakova, E. TI - Proof of the Completeness of Darboux Wronskian Formulae for Order Two JO - Canadian journal of mathematics PY - 2013 SP - 655 EP - 674 VL - 65 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2012-026-7/ DO - 10.4153/CJM-2012-026-7 ID - 10_4153_CJM_2012_026_7 ER -