《Constraints》由施普林格（Springer）出版，是我们学术共同体的期刊。借助 Springer 的 SharedIt 计划提供的慷慨支持，我们还将在此网站提供该期刊各期的访问，自第 29 卷第 3、4 期起。此外，我们还将在此提供由作者为本刊论文录制的简短介绍视频。
Constraints , published by Springer, is the journal for our community. Through the generosity of Springer’s SharedIt program, we will also be providing access to the journal issues at this site, starting with Volume 29, Issues 3,4. In addition we will be providing here short introductory videos for the papers, provided by the authors.