TY - JOUR TI - Testing linearity against smooth transition autoregressive models AU - Ritva A. Luukkonen AU - Pentti Saikkonen AU - Timo Teräsvirta JO - Biometrika PY - 1988 VL - 75 IS - 3 DO - 10.1093/biomet/75.3.491 UR - https://doi.org/10.1093/biomet/75.3.491 ER -