| Author | NULL |
| Title | Тридневно замърсяване на Русе |
| Subtitle Data | |
| Physical media | LXXXІХ, № 60, 16 окт. 1991, с. 3. |
| Place of publishing | В периода 13 – 15 окт. 1991 г., с азотен окис, хлорен йон и други неидентифицирани замърсители |
| Publisher Name | Земеделско знаме |
| Year of issue | |
| Capital Letter | |
| Systematic-alphabetic signature | 501606 |
| Temporary collective author | |
| Venue of the event | |
| Date of the conference, seminar, etc. | |
| A form of digitalisation | Scan |
| Note |
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