Bojarski C.; Bujko A.; Bujko R.; Twardowski R.: Anti-stokes fluorescence in rhodamine solutions. In: Acta physica et chemica, (23) 1. pp. 93-99. (1977)
Bojarski C.; Dudkiewicz J.; Bujko A.: On concentrational depolarization of photoluminescence in solutions at different wavelenghts of exciting light. In: Acta physica et chemica, (20) 3. pp. 267-276. (1974)