机译:Four loess pioneers: Charles Lyell, F. von Richthofen, VA Obruchev, LS Berg
Univ Leicester, Dept Geog, Giotto Loess Res Grp, Leicester LE1 7RH, Leics, England;
Univ Novi Sad, Fac Sci, Chair Phys Geog, Trg Dositeja Obradovica 3, Novi Sad 21000, Vojvodina, Serbia;
Loess history; Lyell; Richthofen; Obruchev; Berg; Theories of loess formation;