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2 Table of Contents: “... Instability -- 4.7 The Sharp Pinch — Normal Modes -- 4.8 General Cylindrical Pinch — Energy Method -- 4.9...”

3 Table of Contents: “... Galactic Latitudes and the Bennett Pinch -- Protostar Formation under Two Current Carrying Gas Filaments...”

4 Table of Contents: “...-Mass Young Stars -- Emission Activity on T Tauri Stars -- Flows and Jets from Young Stars -- Pinch...”