At first acoustics attributed to the different sounds only a limited number of characteristic features.
Roman JakobsonEvery linguistic sign is located on two axes: the axis of simultaneity and that of succession.
Roman JakobsonThe search for the symbolic value of phonemes, each taken as a whole, runs the risk of giving rise to ambiguous and trivial interpretations because phonemes are complex entities, bundles of different distinctive features.
Roman Jakobson