1. Stratigraphic significance of some oligosteginid assemblages from Lurestan Province, northwest Iran;Adams;Micropaleontology,1967
2. Mise au point et donnés nouvelles sur la familie des Calcisphaerulidae Bonet 1956: les genresBonetocardiella, Pithonella, Calcisphaerula et Stomiosphaera;Andri;Revue de Micropaléontologie,1972
3. Nuove osservazioni su alcune forme appartenenti alla famiglia Calcisphaerulidae Bonet, 1956;Andri;Bolletin de la Società Geologica Italiana,1972
4. Recherches sur la microstructure des tests de Pithonella ovalis (Kaufmann) et Pithonella perlonga Andri;Andri;Revue de Micropaléontologie,1973
5. Distribution of Late Cretaceous Calcisphaerulidae (problematica) in sediments from the northern mountainous Tadzhikistan;Andryuschenko;Byulletin' Moskovskogo Obshchestva Ispytateliy Prirody ot'del Geologii,1975