1. The morphological and chemical characteristics of organic crystals in the regenerating shell of Helix pomatia;Abolins-Krogis;Acta Zool. (Stockholm),1958
2. The histochemistry of the hepatopancreas of Helix pomatia (L.) in relation to the regeneration of the shell;Abolins-Krogis;Arkiv Zool.,1961
3. The histochemistry of the mantle of Helix pomatia (L.) in relation to the repair of the damaged shell;Abolins-Krogis;Arkiv. Zool.,1963
4. Restoration of shell parts by the painted snail, Polymita picta Born;Andrews;Nautilus,1934
5. Shell repair by the snail Pleurodonta rostrata Pfr;Andrews;Biol. Bull.,1934