Shipments to the United States
Due to changes in U.S. customs regulations, all shipments to the United States are now subject to customs clearance.
This means that the recipient will be required to pay customs duties, as well as any applicable taxes and fees upon import.
Please also note that delivery may be delayed while the shipment is being processed by U.S. customs.
![Cover for Song Y. Yan · Quantum Computational Number Theory (Paperback Book) [Softcover reprint of the original 1st ed. 2015 edition] (2018)](https://imusic.b-cdn.net/images/item/original/462/9783319798462.jpg?song-y-yan-2018-quantum-computational-number-theory-paperback-book&class=scaled&v=1626405830)
![Cover for Song Y. Yan · Quantum Computational Number Theory (Hardcover Book) [1st ed. 2015 edition] (2016)](https://imusic.b-cdn.net/images/item/original/218/9783319258218.jpg?song-y-yan-2016-quantum-computational-number-theory-hardcover-book&class=scaled&v=1551690296)
![Cover for Song Y. Yan · Quantum Attacks on Public-Key Cryptosystems (Paperback Book) [2013 edition] (2015)](https://imusic.b-cdn.net/images/item/original/791/9781489997791.jpg?song-y-yan-2015-quantum-attacks-on-public-key-cryptosystems-paperback-book&class=scaled&v=1551690296)
![Cover for Song Y. Yan · Quantum Attacks on Public-Key Cryptosystems (Hardcover Book) [2013 edition] (2013)](https://imusic.b-cdn.net/images/item/original/212/9781441977212.jpg?song-y-yan-2013-quantum-attacks-on-public-key-cryptosystems-hardcover-book&class=scaled&v=1393952868)
![Cover for Song Y. Yan · Number Theory for Computing (Paperback Book) [Softcover Reprint of Hardcover 2nd Ed. 2002 edition] (2010)](https://imusic.b-cdn.net/images/item/original/104/9783642077104.jpg?song-y-yan-2010-number-theory-for-computing-paperback-book&class=scaled&v=1408467304)
![Cover for Song Y. Yan · Primality Testing and Integer Factorization in Public-Key Cryptography - Advances in Information Security (Paperback Book) [Softcover reprint of hardcover 2nd ed. 2009 edition] (2010)](https://imusic.b-cdn.net/images/item/original/860/9781441945860.jpg?song-y-yan-2010-primality-testing-and-integer-factorization-in-public-key-cryptography-advances-in-information-security-paperback-book&class=scaled&v=1520369151)
![Cover for Song Y. Yan · Cryptanalytic Attacks on Rsa (Paperback Book) [1st Ed. Softcover of Orig. Ed. 2008 edition] (2010)](https://imusic.b-cdn.net/images/item/original/101/9781441943101.jpg?song-y-yan-2010-cryptanalytic-attacks-on-rsa-paperback-book&class=scaled&v=1551690296)
![Cover for Song Y. Yan · Primality Testing and Integer Factorization in Public-Key Cryptography - Advances in Information Security (Hardcover Book) [2nd ed. 2009 edition] (2008)](https://imusic.b-cdn.net/images/item/original/677/9780387772677.jpg?song-y-yan-2008-primality-testing-and-integer-factorization-in-public-key-cryptography-advances-in-information-security-hardcover-book&class=scaled&v=1409966304)
![Cover for Song Y. Yan · Cryptanalytic Attacks on RSA (Hardcover Book) [2008 edition] (2007)](https://imusic.b-cdn.net/images/item/original/410/9780387487410.jpg?song-y-yan-2007-cryptanalytic-attacks-on-rsa-hardcover-book&class=scaled&v=1409713805)
![Cover for Song Y. Yan · Number Theory for Computing (Hardcover Book) [2nd ed. 2002 edition] (2002)](https://imusic.b-cdn.net/images/item/original/728/9783540430728.jpg?song-y-yan-2002-number-theory-for-computing-hardcover-book&class=scaled&v=1520368940)