45imp4 Online

Could you clarify if you are looking for the indexed under this code, or a description of the periodical itself?

The request for "" refers to a specific entry in the World List of Scientific Periodicals (1900–1950) , a major bibliographic reference for scientific journals. Identification 45imp4

In this reference system, "" is an abbreviation commonly used for Imperial or Imprenta (printing/press), and " 4 " typically denotes a specific volume or entry index. Based on the cataloguing style of the World List of Scientific Periodicals , this code points to: Could you clarify if you are looking for

Alternatively, it may refer to the series. Context of the World List this code points to: Alternatively

publications (specifically technical communications or reports).