TRANSMISSION OF GENETIC DETERMINANTS OF A HETEROGENOUS ANTIGEN SIMILAR TO HUMAN ANTIGEN, TYPE O (H), FROM E. COLI O55 TO E. COLI K12 IN THE MOUSE ORGANISM (RUSSIAN) Статья Pekhov A.P., Bochko G.M., Rybakov N.I. Byulleten Eksperimentalnoi Biologii i Meditsiny. Том 76. 1973. С. 90-91