CLS page in social network vk.com is giving out three books of comics about Skoltech researchers. The raffle has started at 11:00 December, 24 and will close at 23:59 December, 29. The raffle is open for all vk.com users. If you want to take part in the raffle you have to subscribe to the CLS page and repost the publication about the raffle to your own page. The winners will be randomly chosen on December, 30. Detailed information is available here.