R. Ritsema

发表

E. Lebret, P. Wolfs, R. Ritsema, 1998 .

P. Quevauviller, R. Ritsema, F. Martin, 1995 .

P. Krystek, R. Ritsema, 2004, Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements.