Analysis of information sources in references of the Wikipedia article "Post-it note" in English language version.
The Post-It® Note was invented as a solution without a problem: Dr. Spencer Silver developed a special, repositionable adhesive, but the 3M scientist didn't know what to do with his discovery.
The Post-It® Note was invented as a solution without a problem: Dr. Spencer Silver developed a special, repositionable adhesive, but the 3M scientist didn't know what to do with his discovery.