European Journal of Organic Chemistry (1999), (9), 2235-2239
- DOI:
http://dx.doi.org/10.1002/(SICI)1099-0690(199909)1999:9<2235::AID-EJOC2235>3.0.CO;2-X
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http://onlinelibrary.wiley.com/doi/10.1002/%28SICI%291099-0690%28199909%291999:9%3C2235::AID-EJOC2235%3E3.0.CO;2-X/pdf