TY - BOOK AU - Hagens AU - Beermann AU - Reinert AU - Ursprung TI - Origin and continuity of cell organelles : Results and problems in cell differentiation T2 - A series of topical volumes in Developmental biology VL - 2 SN - 3540052399 PY - 1971/// CY - Berlin PB - Springer-Verlag KW - Biologia celular KW - Citologia ER -