english: Bloomer RJ, et al. Effects of 1,3-dimethylamylamine and caffeine alone or in combination on heart rate and blood pressure in healthy men and women .
non_english: Bloomer RJ, et al. Efek 1,3-dimethylamylamine lan kafein piyambak utawa kombinasi ing tingkat jantung lan tekanan darah ing pria lan wanita sehat.