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59. "The Reaction of Cyclopropabenzene with 1,3–Diphenylisobenzofuran: Formal [4π + 2π] and [4π + 2σ] Cycloadditions," Brinker, U. H.; Wüster, H. [https://doi.org/10.1016/S0040-4039(00)74835-0 ''Tetrahedron Lett.'' '''1991''', ''32'', 593 – 596]. | 59. "The Reaction of Cyclopropabenzene with 1,3–Diphenylisobenzofuran: Formal [4π + 2π] and [4π + 2σ] Cycloadditions," Brinker, U. H.; Wüster, H. [https://doi.org/10.1016/S0040-4039(00)74835-0 ''Tetrahedron Lett.'' '''1991''', ''32'', 593 – 596]. | ||
58. "Removal of Calcareous Incrustation from Bone and Teeth with Acid and Ultrasound," Stahl, P. W.; Brinker, U. H. [http://www.jstor.org/stable/530161 ''Journal of Field Archaeology,'' '''1991''', ''18'', 138 – 140]. | 58. News and Short Contributions: "Petrographic Thin Sections and the Development of Neolithic Plaster Production in Northern Israel," Goren, Y.; Goldberg, P. and "Removal of Calcareous Incrustation from Bone and Teeth with Acid and Ultrasound," Stahl, P. W.; Brinker, U. H. [http://www.jstor.org/stable/530161 ''Journal of Field Archaeology,'' '''1991''', ''18'', 138 – 140]. | ||
57. "A Convenient and Improved Technique to Reduce Substantially the Problem of 'Bumping' When Using a Rotary Evaporator," Buchkremer, R.; Brinker, U. H. [http://jchemed.chem.wisc.edu/Journal/Issues/1990/Dec/jceSubscriber/JCE1990p1071.pdf ''J. Chem. Educ.'' '''1990''', ''67'', 1071]. | 57. "A Convenient and Improved Technique to Reduce Substantially the Problem of 'Bumping' When Using a Rotary Evaporator," Buchkremer, R.; Brinker, U. H. [http://jchemed.chem.wisc.edu/Journal/Issues/1990/Dec/jceSubscriber/JCE1990p1071.pdf ''J. Chem. Educ.'' '''1990''', ''67'', 1071]. | ||