Underbrink, A G The biophysical properties of 3.9-GeV nitrogen ions. V. Determinations of the relative biological effectiveness for somatic mutations in Tradescantia. [electronic resource] - Radiation research Sep 1973 - 437-46 p. digital Publication Type: Journal Article ISSN: 0033-7587 Subjects--Topical Terms: Dose-Response Relationship, RadiationIonsMutation--radiation effectsNitrogenPlants--radiation effectsRadiation Effects