I need to update my Steiner pages since they mostly follow Scott for these issues so will use SG numbering.
Scott ignores phosphor (something I like to collect) and find SG Concise puzzling on when it decides to list individual stamps from commemorative products (prestige booklets and souvenir sheets). For example, SG lists individual items from the 1994 History of Hong Kong but just assign an MS number to the many unique varieties of the $10 generated. I do not always agree with Scott but find their logic more consistent.
A start with SG organization.
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Then will summarize all the special booklets and sheets.