References
- Kriegel , H. P. , Vaishnavi , V. K. and Wood , D. 1978 . 2-3 Brother Trees . BIT , 18 : 425 – 435 .
- Culik , K. II , Ottmari , Th. and Wood , D. 1981 . Dense multiway trees . ACM Trans. on Database Systems , 6 ( 3 ) : 486 – 512 .
- Olivie' , H. J. 1980 . On a relationship between 2-3 brother trees and dense ternary trees . Intern. J. Computer Math. , A8 ( 3 ) : 233 – 245 .
- Kriegel H. P. Vaishnavi V. K. Wood D. 2-3 brother trees, Computer Science Technical Report 78-CS-6 McMaster Univ, Dept. of Applied Mathematics, Hamilton, Ontario L8S 4K1 Canada 1978