1. Smoothing and differentiation of data by simplified least-squares procedures;Savitsky;Anal. Chem,1964
2. Ion-selective electrodes in organic elemental and functional group analysis: A review;Selig;Lawrence Livermore Laboratory Report UCRL-52393,1977
3. Ion-selective electrodes in organic elemental and functional group analysis: A review (1975–1978);Selig;Lawrence Livermore Laboratory Report UCRL-52393,1978
4. Evaluation of toluene as replacement for benzene in tetrabutylammonium hydroxide titrant;Selig;Microchem J,1978
5. Potentiometric microdetermination of 1,3,5-trinitro-1,3,5-triazacyclohexane and 1,3,5,7-tetranitro-1,3,5,7-tetrazacyclooctane in several solvents;Selig;Microchem. J,1979