GARIN, Élisabeth - ISABEL, N. - PLOURDE, A. Screening of large numbers of seed families of Pinus strobus L. for somatic embryogenesis from immature and mature zygotic embryos. In Plant Cell Reports. - Tokyo : Springer - Verlag, 1998, vol. 18, s. 37-43Error: read handle in (rep.epca.fmtISO690).fmtXDatabaze.