Turnovska, T., Kostianev, S., Montchovska, S. Evaluation of external breathing in children living in a region with industrial pollution. Plovdiv: 1998 83-88,.
Turnovska, T., Kostianev, S., Montchovska, S. Evaluation of external breathing in children living in a region with industrial pollution. Plovdiv: 1998 83-88,.
Turnovska, T., Kostianev, S., Montchovska, S. (1998) Evaluation of external breathing in children living in a region with industrial pollution, Plovdiv: 83-88,.
Turnovska, T., Kostianev, S., & Montchovska, S. (1998). Evaluation of external breathing in children living in a region with industrial pollution. Plovdiv: 83-88.
Turnovska T, Kostianev S, Montchovska S. Evaluation of external breathing in children living in a region with industrial pollution. Plovdiv: 1998. p. 83-88.