TY - BOOK ID - 145851694 TI - The algal bowl : lakes and man PY - 1974 PB - Ottawa : Department of environment, fisheries and marine service, DB - UniCat KW - Lacs KW - Algues KW - Lacs KW - Algues UR - https://www.unicat.be/uniCat?func=search&query=sysid:145851694 AB - ER -