1. Un semplice metodo per la determinazione della s-aminolevulinico-deidratasi nel sangue;Bonsignore, D.; Calissano, P.; Cartasegna, C.;Medicina del Lavoro,1965
2. Isolation of porphyrins from porphyria urine by preparative thin-layer chromatography;Cardinal, R.A.; Bossenmaier, I.; Petryka, Z.J.; Johnson, L.; Watson, C.J.;Journal of Chromatography,1968
3. Report of the Kyushu University Study Group on 'Yusho';Katsuki, S.;Fukioka Acta Medica,1969
4. Studies on determination of coproporphyrin in urine;Mori, M.; Kurihara, M.; Tokunaga, R.; Sano, S.,1969
5. Japanese Journal of Hygiene, 24, 137.