Fix regular expression
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@ -22,7 +22,7 @@ function M.lookup()
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local b = 1
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local b = 1
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local doi_links = {}
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local doi_links = {}
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while true do
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while true do
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local x, y = response:find("/doi/[a-zA-Z]+/10.[0-9]+/[0-9.]+/gm", b, false)
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local x, y = response:find("doi/[a-zA-Z]+/10.[0-9]+/[0-9.]+", b, false)
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-- stop if no further occurrences are found
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-- stop if no further occurrences are found
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if x == nil or y == nil then
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if x == nil or y == nil then
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