1. Assis TD 2000. Production and use of Eucalyptus hybrids for industrial purpose. In: Dungey HS Dieters MJ Nikles DG eds. Hybrid Breeding and Genetics of Forest Trees. Proceedings of QFRI/CRC-SPF Symposium 9-14 April 2000 Noosa Queensland Australia. Brisbane Australia: Department of Primary Industries 14-26.
2. Barbour EL Ralph A Spencer N 2000. Early growth assessment of a range of Eucalypt hybrids in the South-west Western Australia. Hybrid. In: Dungey HS Dieters MJ Nikles DG eds. Hybrid Breeding and Genetics of Forest Trees. Proceedings of QFRI/CRC-SPF Symposium 9-14 April 2000 Noosa Queensland Australia. Brisbane Australia: Department of Primary Industries 81-86.
3. Bertolucci F Rezende G Penchel R 1993. Produção e utilização de híbridos de Eucalipto. Silvicultura 51:12-16.
4. Campinhos E Jr Ikemori YK 1978. Tree improvement program for Eucalyptus spp.: preliminary results. In: Brown AG Palmberg CM eds Documents FAO Third World Consultation on Forest Tree Breeding. Session 3. Population improvement Vol. 2: 717-738; 4 pl.; 21 ref.
5. Carvalho AM Nahuz MAR 2001. Eucalyptus grandis X urophylla hybrid através da produção conjunta de madeira serrada em pequenas dimensões celulose e lenha. [The valuation of the Eucalyptus grandis X urophylla hybrid wood through the production of small dimenson sawnwood pulpwood and fuelwood.]. Scientia Forestalis 59:61-76.