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Authors: HELDT J HELDT JR RACINIEWSKA M

Citation: J. Heldt et al., EXPERIMENTAL-DETERMINATION OF DIPOLE-MOMENTS OF SOME BENZAMIDE DERIVATIVES, Zeitschrift fur Naturforschung. A, A journal of physical sciences, 53(8), 1998, pp. 684-688

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Citation: Jr. Heldt et al., PHOTOPHYSICAL PROPERTIES OF 4-ALKYLCOUMARIN AND 7-ALKOXYCOUMARIN DERIVATIVES - ABSORPTION AND EMISSION-SPECTRA, FLUORESCENCE QUANTUM YIELD AND DECAY TIME, SPECT ACT A, 51(9), 1995, pp. 1549-1563

Authors: HELDT JR HELDT J ALEKSANDRZAK K

Citation: Jr. Heldt et al., LUMINESCENCE STUDIES OF BIOCHROMOPHORIC 9-ACETOXYANTHRACENE DERIVATIVE, SPECT ACT A, 51(4), 1995, pp. 623-632

Authors: HELDT JR HELDT J ALEKSANDRZAK K

Citation: Jr. Heldt et al., SPECTROSCOPIC PROPERTIES OF 9-ACETOXY-2,3-DIMETHOXY AND ACETOXY-3-METHOXY-10-(4'-HALOGENOPHENYL)ANTHRACENE DERIVATIVES, Journal of photochemistry and photobiology. A, Chemistry, 81(2), 1994, pp. 79-86