Authors
Natalia Bazhenova (Bazhenova) ((Bazhenova))
Maxine L. Abbot (M.L.Abbot) fl. 1968
Abdalla Abu Hamad (Abu Hamad) fl. 2008
Ludwig Achepohl (Achepohl) †1902
A. Agarwal (A.Agarwal) *1949 - †2020
Shripad Narayan Agashe (Agashe) *1939
Aguado (Aguado)
R. Aguado (R.Aguado)
Roque Aguado Merlo (Aguado Merlo)
Sonia Aguiar (S.Aguiar) fl. 2008
Felisa Aguilar-Arellano (Aguilar-Arellano)
Julio Aguirre (Jul.Aguirre) fl. 1998
Ünal Akkemik (Akkemik) *1968
Shakhizada Akmagambet (Akmagambet)
Sheikh Nawaz Ali (S.N.Ali) fl. 2018
Boris Alpern (Alpern)
Peter Alsen (Alsen) fl. 2018
Alojzy (Alois) Alth (Alth) *1819 - †1886
Carmen Álvarez-Vázquez (Álvarez-Vázq.) fl. 2016