When were 'Optimized traffic emergency resource scheduling using time varying rescue route travel time' and 'Lookback options pricing for uncertain financial market' published?
Mention the years in which 'Optimized traffic emergency resource scheduling using time varying rescue route travel time' and 'Lookback options pricing for uncertain financial market' were published.
SELECT DISTINCT ?answer WHERE { { <https://dblp.org/rec/journals/ijon/ChaiCHG18> <https://dblp.org/rdf/schema#yearOfPublication> ?answer } UNION { <https://dblp.org/rec/journals/soco/ZhangKL19> <https://dblp.org/rdf/schema#yearOfPublication> ?answer } }
<https://dblp.org/rec/journals/ijon/ChaiCHG18> <https://dblp.org/rec/journals/soco/ZhangKL19>