TY - JOUR AU - A. Schmucker AU - G. Czichowski TI - Symmetric Algebras and Normal Forms of Third Order Ordinary Differential Equations JO - Journal of Lie Theory PY - 1998 SP - 129 EP - 138 VL - 8 IS - 1 UR - https://jolt.centre-mersenne.org/articles/10.5802/jolt.133/ DO - 10.5802/jolt.133 ID - JOLT_1998_8_1_a7 ER -