[ACM Press the 1971 international ACM SIGIR conference - College Park, Maryland (1971.04.01-1971.04.02)] Proceedings of the 1971 international ACM SIGIR conference on Information storage and retrieval - SIGIR '71 - The relational data file and the decision problem for classes of proper formulas

The file will be sent to your email address. It may take up to 1-5 minutes before you receive it.

The file will be sent to you via the Telegram messenger. It may take up to 1-5 minutes before you receive it.

Note: Make sure you have linked your account to Z-Library Telegram bot.

The file will be sent to your Kindle account. It may take up to 1–5 minutes before you receive it.

Please note: you need to verify every book you want to send to your Kindle. Check your mailbox for the verification email from Amazon Kindle.