1. The histochemistry of the hepatopancreas of Helix pomatia (L.) in relation to the regeneration of the shell;Abolinš-Krogis;Ark. Zool.,1961
2. Some features of the chemical composition of isolated cytoplasmic inclusions from the cells of the hepatopancreas of Helix pomatia (L.);Abolinš-Krogis;Ark. Zool.,1962
3. Electron microscope observations on calcium cells in the hepatopancreas of the snail, Helix pomatia, L.;Abolinš-Krogis;Ark. Zool.,1967
4. Der Kalk in der Leber der Helicinen und Scine biologische Bedeutung;Barfurth;Zool. Anz.,1881
5. Ueber den Bau und die Thätigkeit der Gastropodenleber;Barfurth;Arch. mikrosk. Anat. EntwMech.,1883