Lower Bound on the Size of Shares of Nonperfect Secret Sharing Schemes.

Koji Okada Kaoru Kurosawa Lower Bound on the Size of Shares of Nonperfect Secret Sharing Schemes. 33-41 1994 conf/asiacrypt/1994 ASIACRYPT db/conf/asiacrypt/asiacrypt94.html#OkadaK94 http://dx.doi.org/10.1007/BFb0000422