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Dyfyniad Arddull ChicagoJonkman, Robert Maarten. Rotational Relaxation in Hydrogen Isotope-noble Gas Mixtures. Leiden: [no pub.], 1967.
Dyfyniad MLAJonkman, Robert Maarten. Rotational Relaxation in Hydrogen Isotope-noble Gas Mixtures. [no pub.], 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.