Precision millimetre-wave spectroscopy and calculation of the Stark manifolds in high Rydberg states of para-H<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si51.svg" display="inline" id="d1e2715"><mml:msub><mml:mrow /><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math>
Journal of molecular spectroscopy