Yukiko Ebisuzaki

Ford, K. A., Ebisuzaki, Y., & Boyle, P. D. (1998). Methylxanthines. II. Anhydrous theobromine. ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS, 54, 1980–1983. https://doi.org/10.1107/S0108270198009469

Ebisuzaki, Y., Boyle, P. D., & Smith, J. A. (1997). Methylxanthines .1. Anhydrous theophylline. ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS, 53, 777–779. https://doi.org/10.1107/S0108270197001960