by Filcheva, Ekaterina, Hristova, Mariana, Nikolova, Pavlina, Popova, Todorka, Chakalov, Konstantin, Savov, Valentin
Published in Journal of soils and sediments (01.08.2018)

by Angelova, Gergana, Chakalov, Konstantin, Popova, Todorka, Savov, Valentin
Published in New biotechnology (23.09.2012)

by Bratkova, Svetlana, Chakalov, Konstantin, Savov, Valentin, Popova, Todorka, Dimitrov, Ivan, Panayotova, Marinela
Published in New biotechnology (23.09.2012)

by CHAKALOV, KONSTANTIN, Savov, Valentin, POPOVA, TODORKA, Metodieva, TSvetelina, Stoyanova, Nadya Krasimirova, Angelova, Gergana
Year of Publication 26.09.2017

by CHAKALOV,KONSTANTIN I, DRAGANOV,STEFCHO I, NASKOV,IVAN A, STOILOV,GEORGI P, GLBOV,IVAN D
Year of Publication 15.12.1987

by GEORGIEVA,VANJA P.,BG, DIMITROV,KAMEN D.,BG, CHAKALOV,KONSTANTIN I.,BG
Year of Publication 16.01.1989

by VLKOV,EVGENI N, GEORGIEVA,MILKA P, CHAKALOV,KONSTANTIN I, KHRISTOV,KHRISTO G, TODOROV,NIKOLA G, GEORGIEVA,VANJA P, POPOVA,TODORKA D
Year of Publication 16.06.1986