TY - BOOK AU - Van Bruggen,Johan J.A. TI - Methanogenic bacteria as endosymbionts of sapropelic protozoa AV - THS AMU QR82.M4B8 PY - 1986/// CY - :n.p. PB - n.p. KW - Microbiology KW - Bacteria N1 - Includes bibliographical references ER -