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2002
Mary Callahan .  2002.  Pipeline rupture dumps raw sewage into Laguna [2002.19]. Abstract    Download:  2002.19.pdf 
Mary Callahan .  2002.  Sewage spill larger than estimated [2002.20]. Abstract    Download:  2002.20.pdf 
2000
Mary Callahan .  2000.  $580,000 for restoration OK'd [2000.10]. Abstract    Download:  2000.10.pdf