Littlefield J.W., 1964
Littlefield J. Selection hybrids matings of fibroblasts in vitro and their presummed recombinants. // Science, 1964, v. 145, N 3633, pp. 709-710.
Littlefield J. Selection hybrids matings of fibroblasts in vitro and their presummed recombinants. // Science, 1964, v. 145, N 3633, pp. 709-710.
