3 ms·

sci-hub hasn't been updated in 4 years and the sources for annas-archive like nexus-stc are seriously hit or miss (depends on the field).

• freefaler 2y ago
  Nothing lasts forever, but the model of buying a paper for 40$ from Elsevier isn't much better. Depending on the field there are other sources, but still a hit rate is about 85-90%.
• mateus1 2y ago
  Any alternatives?