It is important to clarify that is not a standard, official title of a known textbook (e.g., no well-known author like Ș. Șofron , V. Bărbulescu , or M. Pârvan has a book with that exact code).
It is important to clarify that is not a standard, official title of a known textbook (e.g., no well-known author like Ș. Șofron , V. Bărbulescu , or M. Pârvan has a book with that exact code).